diff --git a/src/lib/Makefile b/src/lib/Makefile
index 212b301d..c256efad 100644
--- a/src/lib/Makefile
+++ b/src/lib/Makefile
@@ -8,8 +8,8 @@ LIBS = librcl.a
 
 all: $(LIBS)
 
-OBJS =  rclaspell.o rclconfig.o rclinit.o textsplit.o unacpp.o csguess.o indexer.o mimetype.o htmlparse.o myhtmlparse.o mimehandler.o internfile.o mh_exec.o mh_html.o mh_mail.o mh_mbox.o mh_text.o docseq.o history.o sortseq.o wasastringtoquery.o wasatorcl.o pathhash.o rcldb.o searchdata.o stemdb.o base64.o conftree.o copyfile.o debuglog.o execmd.o fstreewalk.o idfile.o md5.o mimeparse.o pathut.o readfile.o smallut.o transcode.o wipedir.o x11mon.o
-DEPS =  rclaspell.dep.stamp rclconfig.dep.stamp rclinit.dep.stamp textsplit.dep.stamp unacpp.dep.stamp csguess.dep.stamp indexer.dep.stamp mimetype.dep.stamp htmlparse.dep.stamp myhtmlparse.dep.stamp mimehandler.dep.stamp internfile.dep.stamp mh_exec.dep.stamp mh_html.dep.stamp mh_mail.dep.stamp mh_mbox.dep.stamp mh_text.dep.stamp docseq.dep.stamp history.dep.stamp sortseq.dep.stamp wasastringtoquery.dep.stamp wasatorcl.dep.stamp pathhash.dep.stamp rcldb.dep.stamp searchdata.dep.stamp stemdb.dep.stamp base64.dep.stamp conftree.dep.stamp copyfile.dep.stamp debuglog.dep.stamp execmd.dep.stamp fstreewalk.dep.stamp idfile.dep.stamp md5.dep.stamp mimeparse.dep.stamp pathut.dep.stamp readfile.dep.stamp smallut.dep.stamp transcode.dep.stamp wipedir.dep.stamp x11mon.dep.stamp
+OBJS =  rclaspell.o rclconfig.o rclinit.o textsplit.o unacpp.o csguess.o indexer.o mimetype.o htmlparse.o myhtmlparse.o mimehandler.o internfile.o mh_exec.o mh_html.o mh_mail.o mh_mbox.o mh_text.o docseq.o docseqdb.o docseqhist.o history.o sortseq.o wasastringtoquery.o wasatorcl.o pathhash.o rcldb.o searchdata.o stemdb.o base64.o conftree.o copyfile.o debuglog.o execmd.o fstreewalk.o idfile.o md5.o mimeparse.o pathut.o readfile.o smallut.o transcode.o wipedir.o x11mon.o
+DEPS =  rclaspell.dep.stamp rclconfig.dep.stamp rclinit.dep.stamp textsplit.dep.stamp unacpp.dep.stamp csguess.dep.stamp indexer.dep.stamp mimetype.dep.stamp htmlparse.dep.stamp myhtmlparse.dep.stamp mimehandler.dep.stamp internfile.dep.stamp mh_exec.dep.stamp mh_html.dep.stamp mh_mail.dep.stamp mh_mbox.dep.stamp mh_text.dep.stamp docseq.dep.stamp docseqdb.dep.stamp docseqhist.dep.stamp history.dep.stamp sortseq.dep.stamp wasastringtoquery.dep.stamp wasatorcl.dep.stamp pathhash.dep.stamp rcldb.dep.stamp searchdata.dep.stamp stemdb.dep.stamp base64.dep.stamp conftree.dep.stamp copyfile.dep.stamp debuglog.dep.stamp execmd.dep.stamp fstreewalk.dep.stamp idfile.dep.stamp md5.dep.stamp mimeparse.dep.stamp pathut.dep.stamp readfile.dep.stamp smallut.dep.stamp transcode.dep.stamp wipedir.dep.stamp x11mon.dep.stamp
 
 librcl.a : $(DEPS) $(OBJS) unac.o
 	ar ru librcl.a $(OBJS) unac.o
@@ -53,6 +53,10 @@ mh_text.o : ../internfile/mh_text.cpp
 	$(CXX) $(ALL_CXXFLAGS) -c ../internfile/mh_text.cpp
 docseq.o : ../query/docseq.cpp
 	$(CXX) $(ALL_CXXFLAGS) -c ../query/docseq.cpp
+docseqdb.o : ../query/docseqdb.cpp
+	$(CXX) $(ALL_CXXFLAGS) -c ../query/docseqdb.cpp
+docseqhist.o : ../query/docseqhist.cpp
+	$(CXX) $(ALL_CXXFLAGS) -c ../query/docseqhist.cpp
 history.o : ../query/history.cpp
 	$(CXX) $(ALL_CXXFLAGS) -c ../query/history.cpp
 sortseq.o : ../query/sortseq.cpp
@@ -159,6 +163,12 @@ mh_text.dep.stamp : ../internfile/mh_text.cpp
 docseq.dep.stamp : ../query/docseq.cpp
 	$(CXX) -M $(ALL_CXXFLAGS) ../query/docseq.cpp > docseq.dep
 	touch docseq.dep.stamp
+docseqdb.dep.stamp : ../query/docseqdb.cpp
+	$(CXX) -M $(ALL_CXXFLAGS) ../query/docseqdb.cpp > docseqdb.dep
+	touch docseqdb.dep.stamp
+docseqhist.dep.stamp : ../query/docseqhist.cpp
+	$(CXX) -M $(ALL_CXXFLAGS) ../query/docseqhist.cpp > docseqhist.dep
+	touch docseqhist.dep.stamp
 history.dep.stamp : ../query/history.cpp
 	$(CXX) -M $(ALL_CXXFLAGS) ../query/history.cpp > history.dep
 	touch history.dep.stamp
@@ -246,6 +256,8 @@ include mh_mail.dep
 include mh_mbox.dep
 include mh_text.dep
 include docseq.dep
+include docseqdb.dep
+include docseqhist.dep
 include history.dep
 include sortseq.dep
 include wasastringtoquery.dep
diff --git a/src/lib/mkMake b/src/lib/mkMake
index 51e989d4..315a2f56 100755
--- a/src/lib/mkMake
+++ b/src/lib/mkMake
@@ -22,6 +22,8 @@ ${depth}/internfile/mh_mail.cpp \
 ${depth}/internfile/mh_mbox.cpp \
 ${depth}/internfile/mh_text.cpp \
 ${depth}/query/docseq.cpp \
+${depth}/query/docseqdb.cpp \
+${depth}/query/docseqhist.cpp \
 ${depth}/query/history.cpp \
 ${depth}/query/sortseq.cpp \
 ${depth}/query/wasastringtoquery.cpp \
diff --git a/src/qtgui/rclmain_w.cpp b/src/qtgui/rclmain_w.cpp
index 205d3afb..48de7704 100644
--- a/src/qtgui/rclmain_w.cpp
+++ b/src/qtgui/rclmain_w.cpp
@@ -1,5 +1,5 @@
 #ifndef lint
-static char rcsid[] = "@(#$Id: rclmain_w.cpp,v 1.22 2007-01-13 15:21:41 dockes Exp $ (C) 2005 J.F.Dockes";
+static char rcsid[] = "@(#$Id: rclmain_w.cpp,v 1.23 2007-01-19 10:32:39 dockes Exp $ (C) 2005 J.F.Dockes";
 #endif
 /*
  *   This program is free software; you can redistribute it and/or modify
@@ -67,6 +67,8 @@ using std::pair;
 #include "ssearch_w.h"
 #include "execmd.h"
 #include "internfile.h"
+#include "docseqdb.h"
+#include "docseqhist.h"
 
 #include "rclmain_w.h"
 #include "moc_rclmain_w.cpp"
@@ -825,11 +827,15 @@ void RclMain::startManual()
 // Search for document 'like' the selected one.
 void RclMain::docExpand(int docnum)
 {
+    if (!rcldb)
+	return;
     Rcl::Doc doc;
     if (!resList->getDoc(docnum, doc))
 	return;
     list<string> terms;
     terms = rcldb->expand(doc);
+    if (terms.empty())
+	return;
     // Do we keep the original query. I think we'd better not.
     // rcldb->expand is set to keep the original query terms instead.
     QString text;// = sSearch->queryText->currentText();
diff --git a/src/qtgui/reslist.cpp b/src/qtgui/reslist.cpp
index 7befae8f..7ab355d3 100644
--- a/src/qtgui/reslist.cpp
+++ b/src/qtgui/reslist.cpp
@@ -1,5 +1,5 @@
 #ifndef lint
-static char rcsid[] = "@(#$Id: reslist.cpp,v 1.19 2007-01-12 09:01:11 dockes Exp $ (C) 2005 J.F.Dockes";
+static char rcsid[] = "@(#$Id: reslist.cpp,v 1.20 2007-01-19 10:32:39 dockes Exp $ (C) 2005 J.F.Dockes";
 #endif
 
 #include <time.h>
@@ -125,16 +125,20 @@ int ResList::parnumfromdocnum(int docnum)
     return -1;
 }
 
-// Return doc from current or adjacent result pages
+// Return doc from current or adjacent result pages. We can get called
+// for a document not in the current page if the user browses through
+// results inside a result window (with shift-arrow). This can only
+// result in a one-page change.
 bool ResList::getDoc(int docnum, Rcl::Doc &doc)
 {
+    LOGDEB(("ResList::getDoc: docnum %d m_winfirst %d\n", docnum, m_winfirst));
     if (docnum < 0)
 	return false;
     // Is docnum in current page ? Then all Ok
     if (docnum >= int(m_winfirst) && 
 	docnum < int(m_winfirst + m_curDocs.size())) {
 	doc = m_curDocs[docnum - m_winfirst];
-	goto found;
+	return true;
     }
 
     // Else we accept to page down or up but not further
@@ -148,12 +152,9 @@ bool ResList::getDoc(int docnum, Rcl::Doc &doc)
     if (docnum >= int(m_winfirst) && 
 	docnum < int(m_winfirst + m_curDocs.size())) {
 	doc = m_curDocs[docnum - m_winfirst];
-	goto found;
+	return true;
     }
     return false;
-
- found:
-    return true;
 }
 
 void ResList::keyPressEvent(QKeyEvent * e)
@@ -249,6 +250,7 @@ static string displayableBytes(long size)
 // Fill up result list window with next screen of hits
 void ResList::resultPageNext()
 {
+    // This checks that the RefCntr pseudo-pointer is not holding a null.
     if (m_docSource.getcnt() == 0)
 	return;
 
@@ -258,91 +260,118 @@ void ResList::resultPageNext()
     LOGDEB(("resultPageNext: rescnt %d, winfirst %d\n", resCnt,
 	    m_winfirst));
 
-    // If we are already on the last page, nothing to do:
-    if (m_winfirst >= 0 && 
-	(m_winfirst + prefs.respagesize > resCnt)) {
-	emit nextPageAvailable(false);
-	return;
-    }
-
     bool hasPrev = false;
     if (m_winfirst < 0) {
 	m_winfirst = 0;
     } else {
-	hasPrev = true;
 	m_winfirst += prefs.respagesize;
     }
+    if (m_winfirst)
+	hasPrev = true;
     emit prevPageAvailable(hasPrev);
 
-    bool gotone = false;
+    // Get the next page of results.
+    vector<ResListEntry> respage;
+    int pagelen = m_docSource->getSeqSlice(m_winfirst, 
+					   prefs.respagesize, respage);
+
+    // If page was truncated, there is no next
+    bool hasNext = pagelen == prefs.respagesize;
+    emit nextPageAvailable(hasNext);
+
+    if (pagelen <= 0) {
+	// No results ? This can only happen on the first page or if the
+	// actual result list size is a multiple of the page pref (else
+	// there would have been no Next on the last page)
+	if (m_winfirst) {
+	    // Have already results. Let them show, just disable the
+	    // Next button. We'd need to remove the Next link from the page
+	    // too.
+	    // Restore the m_winfirst value
+	    m_winfirst -= prefs.respagesize;
+	    return;
+	}
+	clear();
+	QString chunk = "<qt><head></head><body><p>";
+	chunk += "<p><font size=+1><b>";
+	chunk += QString::fromUtf8(m_docSource->title().c_str());
+	chunk += "</b></font><br>";
+	chunk += "<a href=\"H-1\">";
+	chunk += tr("Show query details");
+	chunk += "</a><br>";
+	append(chunk);
+	append(tr("<p><b>No results found</b><br>"));
+	if (m_winfirst < 0)
+	    m_winfirst = -1;
+	return;
+    }
+
     clear();
-
-    int last = MIN(resCnt - m_winfirst, prefs.respagesize);
-
     m_curDocs.clear();
 
     // Query term colorization
-    QStyleSheetItem *item = 
-	new QStyleSheetItem(styleSheet(), "termtag" );
+    QStyleSheetItem *item = new QStyleSheetItem(styleSheet(), "termtag" );
     item->setColor("blue");
-    // item->setFontWeight(QFont::Bold);
 
     // Result paragraph format
     string sformat = string(prefs.reslistformat.utf8());
     LOGDEB(("resultPageNext: format: [%s]\n", sformat.c_str()));
 
-    // Insert results if any in result list window. We have to send
-    // the text to the widgets, because we need the paragraph number
-    // each time we add a result paragraph (its diffult and
-    // error-prone to compute the paragraph numbers in parallel). We
-    // would like to disable updates while we're doing this, but
-    // couldn't find a way to make it work, the widget seems to become
-    // confused if appended while updates are disabled
+    // Display list header
+    // We could use a <title> but the textedit doesnt display
+    // it prominently
+    // Note: have to append text in chunks that make sense
+    // html-wise. If we break things up to much, the editor
+    // gets confused. Hence the use of the 'chunk' text
+    // accumulator
+    // Also note that there can be results beyond the estimated resCnt.
+    QString chunk = "<qt><head></head><body><p>";
+
+    chunk += "<font size=+1><b>";
+    chunk += QString::fromUtf8(m_docSource->title().c_str());
+    chunk += ".</b></font>";
+
+    chunk += "&nbsp;&nbsp;&nbsp;";
+
+    if (m_winfirst + pagelen < resCnt) {
+	chunk +=
+	    tr("Documents <b>%1-%2</b> out of at least <b>%3</b> for ")
+	    .arg(m_winfirst+1)
+	    .arg(m_winfirst+pagelen)
+	    .arg(resCnt);
+    } else {
+	chunk += tr("Documents <b>%1-%2</b> for ")
+	    .arg(m_winfirst+1)
+	    .arg(m_winfirst+pagelen);
+    }
+
+    chunk += "<a href=\"H-1\">";
+    chunk += tr("(show query)");
+    chunk += "</a>";
+
+    append(chunk);
+
+    // Insert results in result list window. We have to actually send
+    // the text to the widget (instead of setting the whole at the
+    // end), because we need the paragraph number each time we add a
+    // result paragraph (its diffult and error-prone to compute the
+    // paragraph numbers in parallel). We would like to disable
+    // updates while we're doing this, but couldn't find a way to make
+    // it work, the widget seems to become confused if appended while
+    // updates are disabled
     //      setUpdatesEnabled(false);
-    for (int i = 0; i < last; i++) {
-	string sh;
-	Rcl::Doc doc;
-	int percent;
-	if (!m_docSource->getDoc(m_winfirst + i, doc, &percent, &sh)) {
-	    // Error or end of docs, stop.
-	    break;
-	}
+    for (int i = 0; i < pagelen; i++) {
+
+	int &percent(respage[i].percent);
+	Rcl::Doc &doc(respage[i].doc);
+	string& sh(respage[i].subHeader);
+
 	if (percent == -1) {
 	    percent = 0;
 	    // Document not available, maybe other further, will go on.
 	    doc.abstract = string(tr("Unavailable document").utf8());
 	}
 
-	if (i == 0) {
-	    // Display list header
-	    // We could use a <title> but the textedit doesnt display
-	    // it prominently
-	    // Note: have to append text in chunks that make sense
-	    // html-wise. If we break things up to much, the editor
-	    // gets confused. Hence the use of the 'chunk' text
-	    // accumulator
-	    QString chunk = "<qt><head></head><body><p>";
-
-	    chunk += "<font size=+1><b>";
-	    chunk += QString::fromUtf8(m_docSource->title().c_str());
-	    chunk += ".</b></font>";
-
-	    chunk += "&nbsp;&nbsp;&nbsp;";
-
-	    chunk += tr("Documents <b>%1-%2</b> out of <b>%3</b> for ")
-		.arg(m_winfirst+1)
-		.arg(m_winfirst+last)
-		.arg(resCnt);
-
-	    chunk += "<a href=\"H-1\">";
-	    chunk += tr("(show query)");
-	    chunk += "</a>";
-
-	    append(chunk);
-	}
-	   
-	gotone = true;
-	
 	// Determine icon to display if any
 	string img_name;
 	if (prefs.showicons) {
@@ -373,7 +402,7 @@ void ResList::resultPageNext()
 
 	// Result number
 	char numbuf[20];
-	int docnumforlinks = m_winfirst+1+i;
+	int docnumforlinks = m_winfirst + 1 + i;
 	sprintf(numbuf, "%d", docnumforlinks);
 
 	// Document date: either doc or file modification time
@@ -405,26 +434,16 @@ void ResList::resultPageNext()
 	    sizebuf = displayableBytes(fsize);
 	}
 
-	// Abstract. The docsequence should deal with this as we don't
-	// know if a query is open or if we're displaying
-	// history. OTOH, if the docsequence does it, we're going to
-	// generate a lot of unneeded abstracts for sorted sequences
-	// (for all the queried for but undisplayed entries)
-	string richabst;
 	string abstract;
-	LOGDEB2(("Abstract: clcnt %d prfs.build %d syntabs %d prfs.repl %d\n",
-		m_searchData->clauseCount(), prefs.queryBuildAbstract,
-		doc.syntabs, prefs.queryReplaceAbstract));
-	if (m_searchData->clauseCount() > 0 && prefs.queryBuildAbstract && 
+	if (prefs.queryBuildAbstract && 
 	    (doc.syntabs || prefs.queryReplaceAbstract)) {
-	    rcldb->makeDocAbstract(doc, abstract);
-	    if (abstract.empty())
-		abstract = doc.abstract;
+	    abstract = m_docSource->getAbstract(doc);
 	} else {
 	    abstract = doc.abstract;
 	}
-	plaintorich(abstract, richabst, m_searchData, true);
 
+	string richabst;
+	plaintorich(abstract, richabst, m_searchData, true);
 
 	// Links;
 	string linksbuf;
@@ -439,7 +458,7 @@ void ResList::resultPageNext()
 	    linksbuf += string("<a href=") + vlbuf + ">" + "Edit" + "</a>";
 	}
 
-	// Concatenate chunks to build the result list paragraph:
+	// Build the result list paragraph:
 	string result;
 
 	// Subheader: this is used by history
@@ -481,47 +500,27 @@ void ResList::resultPageNext()
 	m_curDocs.push_back(doc);
     }
 
-    bool hasNext = false;
-    if (m_winfirst >= 0 && m_winfirst + prefs.respagesize < resCnt) {
-	hasNext = true;
-    }
-
-    if (gotone) {
-	QString chunk = "<p align=\"center\">";
-	if (hasPrev || hasNext) {
-	    if (hasPrev) {
-		chunk += "<a href=\"p-1\"><b>";
-		chunk += tr("Previous");
-		chunk += "</b></a>&nbsp;&nbsp;&nbsp;";
-	    }
-	    if (hasNext) {
-		chunk += "<a href=\"n-1\"><b>";
-		chunk += tr("Next");
-		chunk += "</b></a>";
-	    }
-	    chunk += "</p>\n";
-	    append(chunk);
+    // Footer
+    chunk = "<p align=\"center\">";
+    if (hasPrev || hasNext) {
+	if (hasPrev) {
+	    chunk += "<a href=\"p-1\"><b>";
+	    chunk += tr("Previous");
+	    chunk += "</b></a>&nbsp;&nbsp;&nbsp;";
 	}
-	append("</body></qt>");
-	ensureCursorVisible();
-    } else {
-	// Restore first in win parameter that we shouln't have incremented
-	QString chunk = "<p><font size=+1><b>";
-	chunk += QString::fromUtf8(m_docSource->title().c_str());
-	chunk += "</b></font><br>";
-	chunk += "<a href=\"H-1\">";
-	chunk += tr("Show query details");
-	chunk += "</a><br>";
+	if (hasNext) {
+	    chunk += "<a href=\"n-1\"><b>";
+	    chunk += tr("Next");
+	    chunk += "</b></a>";
+	}
+	chunk += "</p>\n";
 	append(chunk);
-	append(tr("<p><b>No results found</b><br>"));
-	m_winfirst -= prefs.respagesize;
-	if (m_winfirst < 0)
-	    m_winfirst = -1;
-	hasNext = false;
     }
+    append("</body></qt>");
+
     // Possibly color paragraph of current preview if any
     previewExposed(m_curPvDoc);
-    emit nextPageAvailable(hasNext);
+    ensureCursorVisible();
 }
 
 // Single click in result list use this for document selection, if no
@@ -678,10 +677,7 @@ void ResList::menuCopyURL()
 }
 void ResList::menuExpand()
 {
-    Rcl::Doc doc;
-    if (rcldb && getDoc(m_popDoc, doc)) {
-	emit docExpand(m_popDoc);
-    }
+    emit docExpand(m_popDoc);
 }
 
 QString ResList::getDescription()
diff --git a/src/qtgui/ssearch_w.cpp b/src/qtgui/ssearch_w.cpp
index e44eb3fb..6f30e06a 100644
--- a/src/qtgui/ssearch_w.cpp
+++ b/src/qtgui/ssearch_w.cpp
@@ -1,5 +1,5 @@
 #ifndef lint
-static char rcsid[] = "@(#$Id: ssearch_w.cpp,v 1.17 2006-12-19 12:11:21 dockes Exp $ (C) 2006 J.F.Dockes";
+static char rcsid[] = "@(#$Id: ssearch_w.cpp,v 1.18 2007-01-19 10:32:39 dockes Exp $ (C) 2006 J.F.Dockes";
 #endif
 /*
  *   This program is free software; you can redistribute it and/or modify
@@ -34,14 +34,18 @@ static char rcsid[] = "@(#$Id: ssearch_w.cpp,v 1.17 2006-12-19 12:11:21 dockes E
 #include "ssearch_w.h"
 #include "refcntr.h"
 #include "textsplit.h"
+#include "wasatorcl.h"
 
-enum SSearchType {SST_ANY = 0, SST_ALL = 1, SST_FNM = 2};
+enum SSearchType {SST_ANY = 0, SST_ALL = 1, SST_FNM = 2, SST_LANG};
 
 void SSearch::init()
 {
+    // See enum above and keep in order !
     searchTypCMB->insertItem(tr("Any term"));
     searchTypCMB->insertItem(tr("All terms"));
     searchTypCMB->insertItem(tr("File name"));
+    searchTypCMB->insertItem(tr("Query language"));
+    
     queryText->insertStringList(prefs.ssearchHistory);
     queryText->setEditText("");
     connect(queryText->lineEdit(), SIGNAL(returnPressed()),
@@ -76,27 +80,44 @@ void SSearch::startSimpleSearch()
     string u8 = (const char *)queryText->currentText().utf8();
     LOGDEB(("SSearch::startSimpleSearch: [%s]\n", u8.c_str()));
 
-    RefCntr<Rcl::SearchData> sdata(new Rcl::SearchData(Rcl::SCLT_OR));
     SSearchType tp = (SSearchType)searchTypCMB->currentItem();
+    Rcl::SearchData *sdata = 0;
 
-    if (prefs.ssearchAutoPhrase && (tp == SST_ANY || tp == SST_ALL) &&
-	u8.find_first_of("\"") == string::npos && 
-	TextSplit::countWords(u8) > 1) {
-	sdata->addClause(new Rcl::SearchDataClauseDist(Rcl::SCLT_PHRASE, 
-						       u8, 0));
-    }
+    if (tp == SST_LANG) {
+	string reason;
+	sdata = wasaStringToRcl(u8, reason);
+	if (sdata == 0) {
+	    QMessageBox::warning(0, "Recoll", tr("Bad query string") +
+				 QString::fromAscii(reason.c_str()));
+	    return;
+	}
+    } else {
+	sdata = new Rcl::SearchData(Rcl::SCLT_OR);
+	if (sdata == 0) {
+	    QMessageBox::warning(0, "Recoll", tr("Out of memory"));
+	    return;
+	}
 
-    switch (tp) {
-    case SST_ANY:
-    default: 
-	sdata->addClause(new Rcl::SearchDataClauseSimple(Rcl::SCLT_OR, u8));
-	break;
-    case SST_ALL:
-	sdata->addClause(new Rcl::SearchDataClauseSimple(Rcl::SCLT_AND, u8));
-	break;
-    case SST_FNM:
-	sdata->addClause(new Rcl::SearchDataClauseFilename(u8));
-	break;
+	// Maybe add automatic phrase? 
+	if (prefs.ssearchAutoPhrase && (tp == SST_ANY || tp == SST_ALL) &&
+	    u8.find_first_of("\"") == string::npos && 
+	    TextSplit::countWords(u8) > 1) {
+	    sdata->addClause(new Rcl::SearchDataClauseDist(Rcl::SCLT_PHRASE, 
+							   u8, 0));
+	}
+
+	switch (tp) {
+	case SST_ANY:
+	default: 
+	    sdata->addClause(new Rcl::SearchDataClauseSimple(Rcl::SCLT_OR,u8));
+	    break;
+	case SST_ALL:
+	   sdata->addClause(new Rcl::SearchDataClauseSimple(Rcl::SCLT_AND,u8));
+	    break;
+	case SST_FNM:
+	    sdata->addClause(new Rcl::SearchDataClauseFilename(u8));
+	    break;
+	}
     }
 
     // Search terms history
@@ -135,7 +156,10 @@ void SSearch::startSimpleSearch()
     for (int index = 0; index < queryText->count(); index++) {
 	prefs.ssearchHistory.push_back(queryText->text(index));
     }
-    emit startSearch(sdata);
+
+
+    RefCntr<Rcl::SearchData> rsdata(sdata);
+    emit startSearch(rsdata);
 }
 
 void SSearch::setAnyTermMode()
diff --git a/src/query/docseq.cpp b/src/query/docseq.cpp
index 1f73f9cf..40456272 100644
--- a/src/query/docseq.cpp
+++ b/src/query/docseq.cpp
@@ -1,5 +1,5 @@
 #ifndef lint
-static char rcsid[] = "@(#$Id: docseq.cpp,v 1.9 2006-09-13 14:57:56 dockes Exp $ (C) 2005 J.F.Dockes";
+static char rcsid[] = "@(#$Id: docseq.cpp,v 1.10 2007-01-19 10:32:39 dockes Exp $ (C) 2005 J.F.Dockes";
 #endif
 /*
  *   This program is free software; you can redistribute it and/or modify
@@ -22,70 +22,17 @@ static char rcsid[] = "@(#$Id: docseq.cpp,v 1.9 2006-09-13 14:57:56 dockes Exp $
 
 #include "docseq.h"
 
-bool DocSequenceDb::getDoc(int num, Rcl::Doc &doc, int *percent, string *sh)
+int DocSequence::getSeqSlice(int offs, int cnt, vector<ResListEntry>& result)
 {
-    if (sh) sh->erase();
-    return m_db ? m_db->getDoc(num, doc, percent) : false;
-}
-
-int DocSequenceDb::getResCnt()
-{
-    if (!m_db)
-	return -1;
-    if (m_rescnt < 0) {
-	m_rescnt= m_db->getResCnt();
+    int ret = 0;
+    for (int num = offs; num < offs + cnt; num++, ret++) {
+	result.push_back(ResListEntry());
+	if (!getDoc(num, result.back().doc, &result.back().percent, 
+		    &result.back().subHeader)) {
+	    result.pop_back();
+	    return ret;
+	}
     }
-    return m_rescnt;
-}
-
-void DocSequenceDb::getTerms(list<string> &terms)
-{
-    if (!m_db)
-	return;
-    m_db->getQueryTerms(terms);
-}
-
-bool DocSequenceHistory::getDoc(int num, Rcl::Doc &doc, int *percent, 
-				string *sh) 
-{
-    // Retrieve history list
-    if (!m_hist)
-	return false;
-    if (m_hlist.empty())
-	m_hlist = m_hist->getDocHistory();
-
-    if (num < 0 || num >= (int)m_hlist.size())
-	return false;
-    int skip;
-    if (m_prevnum >= 0 && num >= m_prevnum) {
-	skip = num - m_prevnum;
-    } else {
-	skip = num;
-	m_it = m_hlist.begin();
-	m_prevtime = -1;
-    }
-    m_prevnum = num;
-    while (skip--) 
-	m_it++;
-    if (percent)
-	*percent = 100;
-    if (sh) {
-	if (m_prevtime < 0 || abs(m_prevtime - m_it->unixtime) > 86400) {
-	    m_prevtime = m_it->unixtime;
-	    time_t t = (time_t)(m_it->unixtime);
-	    *sh = string(ctime(&t));
-	    // Get rid of the final \n in ctime
-	    sh->erase(sh->length()-1);
-	} else
-	    sh->erase();
-    }
-    return m_db->getDoc(m_it->fn, m_it->ipath, doc, percent);
-}
-
-int DocSequenceHistory::getResCnt()
-{	
-    if (m_hlist.empty())
-	m_hlist = m_hist->getDocHistory();
-    return m_hlist.size();
+    return ret;
 }
 
diff --git a/src/query/docseq.h b/src/query/docseq.h
index d7469da9..fb1468d9 100644
--- a/src/query/docseq.h
+++ b/src/query/docseq.h
@@ -16,28 +16,37 @@
  */
 #ifndef _DOCSEQ_H_INCLUDED_
 #define _DOCSEQ_H_INCLUDED_
-/* @(#$Id: docseq.h,v 1.9 2006-09-13 14:57:56 dockes Exp $  (C) 2004 J.F.Dockes */
+/* @(#$Id: docseq.h,v 1.10 2007-01-19 10:32:39 dockes Exp $  (C) 2004 J.F.Dockes */
 #include <string>
 #include <list>
-
+#include <vector>
 #ifndef NO_NAMESPACES
 using std::string;
 using std::list;
+using std::vector;
 #endif
 
-#include "rcldb.h"
-#include "history.h"
+#include "rcldoc.h"
+
+// A result list entry. 
+struct ResListEntry {
+    Rcl::Doc doc;
+    int percent;
+    string subHeader;
+    ResListEntry() : percent(0) {}
+};
 
 /** Interface for a list of documents coming from some source.
 
     The result list display data may come from different sources (ie:
-    history or Db query). We have an interface to make things cleaner.
+    history or Db query), and be post-processed (DocSeqSorted).
 */
 class DocSequence {
  public:
     DocSequence(const string &t) : m_title(t) {}
     virtual ~DocSequence() {}
-    /** Get document at given rank 
+
+    /** Get document at given rank. 
      *
      * @param num document rank in sequence
      * @param doc return data
@@ -52,49 +61,30 @@ class DocSequence {
      */
     virtual bool getDoc(int num, Rcl::Doc &doc, int *percent, string *sh = 0) 
 	= 0;
+
+    /** Get next page of documents. This accumulates entries into the result
+     *  list (doesn't reset it). */
+    virtual int getSeqSlice(int offs, int cnt, vector<ResListEntry>& result);
+
+    /** Get abstract for document. This is special because it may take time.
+     *  The default is to return the input doc's abstract fields, but some 
+     *  sequences can compute a better value (ie: docseqdb) */
+    virtual string getAbstract(Rcl::Doc& doc) {
+	return doc.abstract;
+    }
+
+    /** Get estimated total count in results */
     virtual int getResCnt() = 0;
+
+    /** Get title for result list */
     virtual string title() {return m_title;}
+
+    /** Get search terms (for highlighting abstracts). Some sequences
+     * may have no associated search terms. Implement this for them. */
     virtual void getTerms(list<string>& t) {t.clear();}
 
  private:
     string m_title;
 };
 
-
-/** A DocSequence from a Db query (there should be one active for this
-    to make sense */
-class DocSequenceDb : public DocSequence {
- public:
-    DocSequenceDb(Rcl::Db *d, const string &t) : 
-	DocSequence(t), m_db(d), m_rescnt(-1) 
-	{}
-    virtual ~DocSequenceDb() {}
-    virtual bool getDoc(int num, Rcl::Doc &doc, int *percent, string * = 0);
-    virtual int getResCnt();
-    virtual void getTerms(list<string>&);
-
- private:
-    Rcl::Db *m_db;
-    int m_rescnt;
-};
-
-/** A DocSequence coming from the history file */
-class DocSequenceHistory : public DocSequence {
- public:
-    DocSequenceHistory(Rcl::Db *d, RclHistory *h, const string &t) 
-	: DocSequence(t), m_db(d), m_hist(h), m_prevnum(-1), m_prevtime(-1) {}
-    virtual ~DocSequenceHistory() {}
-
-    virtual bool getDoc(int num, Rcl::Doc &doc, int *percent, string *sh = 0);
-    virtual int getResCnt();
- private:
-    Rcl::Db *m_db;
-    RclHistory *m_hist;
-    int m_prevnum;
-    long m_prevtime;
-
-    list<RclDHistoryEntry> m_hlist;
-    list<RclDHistoryEntry>::const_iterator m_it;
-};
-
 #endif /* _DOCSEQ_H_INCLUDED_ */
diff --git a/src/query/docseqdb.cpp b/src/query/docseqdb.cpp
new file mode 100644
index 00000000..4741f294
--- /dev/null
+++ b/src/query/docseqdb.cpp
@@ -0,0 +1,57 @@
+#ifndef lint
+static char rcsid[] = "@(#$Id: docseqdb.cpp,v 1.1 2007-01-19 10:32:39 dockes Exp $ (C) 2005 J.F.Dockes";
+#endif
+/*
+ *   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation; either version 2 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program; if not, write to the
+ *   Free Software Foundation, Inc.,
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+#include <math.h>
+#include <time.h>
+
+#include "docseqdb.h"
+#include "rcldb.h"
+
+bool DocSequenceDb::getDoc(int num, Rcl::Doc &doc, int *percent, string *sh)
+{
+    if (sh) sh->erase();
+    return m_db ? m_db->getDoc(num, doc, percent) : false;
+}
+
+int DocSequenceDb::getResCnt()
+{
+    if (!m_db)
+	return -1;
+    if (m_rescnt < 0) {
+	m_rescnt= m_db->getResCnt();
+    }
+    return m_rescnt;
+}
+
+void DocSequenceDb::getTerms(list<string> &terms)
+{
+    if (!m_db)
+	return;
+    m_db->getQueryTerms(terms);
+}
+
+string DocSequenceDb::getAbstract(Rcl::Doc &doc)
+{
+    if (!m_db)
+	return doc.abstract;
+    string abstract;
+    m_db->makeDocAbstract(doc, abstract);
+    return abstract.empty() ? doc.abstract : abstract;
+}
+
diff --git a/src/query/docseqdb.h b/src/query/docseqdb.h
new file mode 100644
index 00000000..8b9f9dc3
--- /dev/null
+++ b/src/query/docseqdb.h
@@ -0,0 +1,50 @@
+/*
+ *   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation; either version 2 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program; if not, write to the
+ *   Free Software Foundation, Inc.,
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+#ifndef _DOCSEQDB_H_INCLUDED_
+#define _DOCSEQDB_H_INCLUDED_
+/* @(#$Id: docseqdb.h,v 1.1 2007-01-19 10:32:39 dockes Exp $  (C) 2004 J.F.Dockes */
+#include <string>
+#include <list>
+#ifndef NO_NAMESPACES
+using std::string;
+using std::list;
+#endif
+
+#include "docseq.h"
+namespace Rcl {
+class Db;
+}
+
+/** A DocSequence from a Db query (there should be one active for this
+    to make sense */
+class DocSequenceDb : public DocSequence {
+ public:
+    DocSequenceDb(Rcl::Db *d, const string &t) : 
+	DocSequence(t), m_db(d), m_rescnt(-1) 
+	{}
+    virtual ~DocSequenceDb() {}
+    virtual bool getDoc(int num, Rcl::Doc &doc, int *percent, string * = 0);
+    virtual int getResCnt();
+    virtual void getTerms(list<string>&);
+    virtual string getAbstract(Rcl::Doc &doc);
+
+ private:
+    Rcl::Db *m_db;
+    int      m_rescnt;
+};
+
+#endif /* _DOCSEQDB_H_INCLUDED_ */
diff --git a/src/query/docseqhist.cpp b/src/query/docseqhist.cpp
new file mode 100644
index 00000000..872ebe70
--- /dev/null
+++ b/src/query/docseqhist.cpp
@@ -0,0 +1,68 @@
+#ifndef lint
+static char rcsid[] = "@(#$Id: docseqhist.cpp,v 1.1 2007-01-19 10:32:39 dockes Exp $ (C) 2005 J.F.Dockes";
+#endif
+/*
+ *   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation; either version 2 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program; if not, write to the
+ *   Free Software Foundation, Inc.,
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+#include <math.h>
+#include <time.h>
+
+#include "docseqhist.h"
+#include "rcldb.h"
+
+bool DocSequenceHistory::getDoc(int num, Rcl::Doc &doc, int *percent, 
+				string *sh) 
+{
+    // Retrieve history list
+    if (!m_hist)
+	return false;
+    if (m_hlist.empty())
+	m_hlist = m_hist->getDocHistory();
+
+    if (num < 0 || num >= (int)m_hlist.size())
+	return false;
+    int skip;
+    if (m_prevnum >= 0 && num >= m_prevnum) {
+	skip = num - m_prevnum;
+    } else {
+	skip = num;
+	m_it = m_hlist.begin();
+	m_prevtime = -1;
+    }
+    m_prevnum = num;
+    while (skip--) 
+	m_it++;
+    if (percent)
+	*percent = 100;
+    if (sh) {
+	if (m_prevtime < 0 || abs(m_prevtime - m_it->unixtime) > 86400) {
+	    m_prevtime = m_it->unixtime;
+	    time_t t = (time_t)(m_it->unixtime);
+	    *sh = string(ctime(&t));
+	    // Get rid of the final \n in ctime
+	    sh->erase(sh->length()-1);
+	} else
+	    sh->erase();
+    }
+    return m_db->getDoc(m_it->fn, m_it->ipath, doc, percent);
+}
+
+int DocSequenceHistory::getResCnt()
+{	
+    if (m_hlist.empty())
+	m_hlist = m_hist->getDocHistory();
+    return m_hlist.size();
+}
diff --git a/src/query/docseqhist.h b/src/query/docseqhist.h
new file mode 100644
index 00000000..b179f5bc
--- /dev/null
+++ b/src/query/docseqhist.h
@@ -0,0 +1,55 @@
+/*
+ *   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation; either version 2 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program; if not, write to the
+ *   Free Software Foundation, Inc.,
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+#ifndef _DOCSEQHIST_H_INCLUDED_
+#define _DOCSEQHIST_H_INCLUDED_
+/* @(#$Id: docseqhist.h,v 1.1 2007-01-19 10:32:39 dockes Exp $  (C) 2004 J.F.Dockes */
+#include <string>
+#include <list>
+#ifndef NO_NAMESPACES
+using std::string;
+using std::list;
+#endif
+
+#include "docseq.h"
+#include "history.h"
+namespace Rcl {
+class Db;
+}
+class RclHistory;
+
+/** A DocSequence coming from the history file. 
+ *  History is kept as a list of urls. This queries the db to fetch
+ *  metadata for an url key */
+class DocSequenceHistory : public DocSequence {
+ public:
+    DocSequenceHistory(Rcl::Db *d, RclHistory *h, const string &t) 
+	: DocSequence(t), m_db(d), m_hist(h), m_prevnum(-1), m_prevtime(-1) {}
+    virtual ~DocSequenceHistory() {}
+
+    virtual bool getDoc(int num, Rcl::Doc &doc, int *percent, string *sh = 0);
+    virtual int getResCnt();
+ private:
+    Rcl::Db    *m_db;
+    RclHistory *m_hist;
+    int         m_prevnum;
+    long        m_prevtime;
+
+    list<RclDHistoryEntry> m_hlist;
+    list<RclDHistoryEntry>::const_iterator m_it;
+};
+
+#endif /* _DOCSEQ_H_INCLUDED_ */
diff --git a/src/query/sortseq.cpp b/src/query/sortseq.cpp
index 4c53f460..195ad9bd 100644
--- a/src/query/sortseq.cpp
+++ b/src/query/sortseq.cpp
@@ -1,5 +1,5 @@
 #ifndef lint
-static char rcsid[] = "@(#$Id: sortseq.cpp,v 1.9 2006-12-05 15:18:48 dockes Exp $ (C) 2005 J.F.Dockes";
+static char rcsid[] = "@(#$Id: sortseq.cpp,v 1.10 2007-01-19 10:32:39 dockes Exp $ (C) 2005 J.F.Dockes";
 #endif
 /*
  *   This program is free software; you can redistribute it and/or modify
@@ -84,7 +84,7 @@ public:
 
 DocSeqSorted::DocSeqSorted(RefCntr<DocSequence> iseq, DocSeqSortSpec &sortspec,
 			   const std::string &t)
-    : DocSequence(t)
+    :  DocSequence(t), m_seq(iseq)
 {
     m_spec = sortspec;
     LOGDEB(("DocSeqSorted:: count %d\n", m_spec.sortwidth));
@@ -120,3 +120,8 @@ bool DocSeqSorted::getDoc(int num, Rcl::Doc &doc, int *percent, string *)
     doc = *m_docsp[num];
     return true;
 }
+
+string DocSeqSorted::getAbstract(Rcl::Doc& doc)
+{
+    return m_seq->getAbstract(doc);
+}
diff --git a/src/query/sortseq.h b/src/query/sortseq.h
index 16e8bd02..7f055bca 100644
--- a/src/query/sortseq.h
+++ b/src/query/sortseq.h
@@ -16,7 +16,7 @@
  */
 #ifndef _SORTSEQ_H_INCLUDED_
 #define _SORTSEQ_H_INCLUDED_
-/* @(#$Id: sortseq.h,v 1.8 2006-12-05 15:18:48 dockes Exp $  (C) 2004 J.F.Dockes */
+/* @(#$Id: sortseq.h,v 1.9 2007-01-19 10:32:39 dockes Exp $  (C) 2004 J.F.Dockes */
 
 #include <vector>
 #include <string>
@@ -48,10 +48,12 @@ class DocSeqSorted : public DocSequence {
     virtual ~DocSeqSorted() {}
     virtual bool getDoc(int num, Rcl::Doc &doc, int *percent, string *sh = 0);
     virtual int getResCnt() {return m_spec.sortwidth;}
+    virtual string getAbstract(Rcl::Doc& doc);
 
  private:
-    DocSeqSortSpec m_spec;
-    std::vector<Rcl::Doc> m_docs;
+    RefCntr<DocSequence>    m_seq;
+    DocSeqSortSpec          m_spec;
+    std::vector<Rcl::Doc>   m_docs;
     std::vector<Rcl::Doc *> m_docsp;
 };