diff --git a/ChangeLog b/ChangeLog
index 900adaca..175bd776 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -24504,3 +24504,5 @@
 	event of the appended log.
 2023-12-01 Fred Gleason <fredg@paravelsystems.com>
 	* Optimized the handling of cart numbers when searching for carts.
+2023-12-01 Fred Gleason <fredg@paravelsystems.com>
+	* Added support for subclauses in the cart library search filter.
diff --git a/lib/rdcartfilter.cpp b/lib/rdcartfilter.cpp
index c5697f46..69caf1ab 100644
--- a/lib/rdcartfilter.cpp
+++ b/lib/rdcartfilter.cpp
@@ -588,13 +588,14 @@ void RDCartFilter::resizeEvent(QResizeEvent *e)
 }
 
 
-QString RDCartFilter::phraseFilter(const QString &phrase, bool incl_cuts)
+QString RDCartFilter::phraseFilter(QString phrase, bool incl_cuts)
 {
   QString sql="";
   QList<unsigned> cart_numbers;
+  QStringList clauses;
   bool ok=false;
 
-  if(phrase.isEmpty()) {
+  if(phrase.trimmed().isEmpty()) {
     sql=" ";
   }
   else {
@@ -610,35 +611,46 @@ QString RDCartFilter::phraseFilter(const QString &phrase, bool incl_cuts)
 	i--;
       }
     }
+    phrase=words.join(" ").trimmed();
 
-    sql+=" (";
-    if(words.size()>0) {
-      QString search=RDEscapeString(words.join(" "));
-      sql+=QString("(`CART`.`TITLE` like '%")+search+"%')||"+
-	"(`CART`.`ARTIST` like '%"+search+"%')||"+
-	"(`CART`.`CLIENT` like '%"+search+"%')||"+
-	"(`CART`.`AGENCY` like '%"+search+"%')||"+
-	"(`CART`.`ALBUM` like '%"+search+"%')||"+
-	"(`CART`.`LABEL` like '%"+search+"%')||"+
-	"(`CART`.`PUBLISHER` like '%"+search+"%')||"+
-	"(`CART`.`COMPOSER` like '%"+search+"%')||"+
-	"(`CART`.`CONDUCTOR` like '%"+search+"%')||"+
-	"(`CART`.`SONG_ID` like '%"+search+"%')||"+
-	"(`CART`.`USER_DEFINED` like '%"+search+"%')||";
-      if(incl_cuts) {
-	sql+=QString("(`CUTS`.`ISCI` like '%")+search+"%')||"+
-	  "(`CUTS`.`ISRC` like '%"+search+"%')||"+
-	  "(`CUTS`.`DESCRIPTION` like '%"+search+"%')||"+
-	  "(`CUTS`.`OUTCUE` like '%"+search+"%')||";
+    //
+    // Generate Clauses
+    //
+    QString accum;
+    for(int i=0;i<phrase.size();i++) {
+      if(phrase.at(i)==QChar('"')) {
+	if(!accum.trimmed().isEmpty()) {
+	  clauses.push_back(accum.trimmed());
+	}
+	accum="";
+      }
+      else {
+	accum+=phrase.at(i);
       }
     }
-    for(int i=0;i<cart_numbers.size();i++) {
-      sql+=QString::asprintf("(`CART`.`NUMBER`=%u)||",cart_numbers.at(i));
+    if(!accum.isEmpty()) {
+      clauses.push_back(accum.trimmed());
     }
-    if(sql.right(2)=="||") {
-      sql=sql.left(sql.length()-2);
+
+    //
+    // Compose SQL
+    //
+    if((clauses.size()==0)&&(cart_numbers.size()==0)) {
+      sql="";
+    }
+    else {
+      sql+=" (";
+      for(int i=0;i<clauses.size();i++) {
+	sql+=RDCartFilter::ClauseSql(clauses.at(i),incl_cuts);
+      }
+      for(int i=0;i<cart_numbers.size();i++) {
+	sql+=QString::asprintf("(`CART`.`NUMBER`=%u)||",cart_numbers.at(i));
+      }
+      if(sql.right(2)=="||") {
+	sql=sql.left(sql.length()-2);
+      }
+      sql+=") && ";
     }
-    sql+=") && ";
   }
 
   return sql;
@@ -773,3 +785,28 @@ void RDCartFilter::UpdateModel()
     emit filterChanged(d_model_filter_sql,d_model_cart_limit);
   }
 }
+
+
+QString RDCartFilter::ClauseSql(const QString &clause,bool incl_cuts)
+{
+  QString search=RDEscapeString(clause);
+  QString sql=QString("(`CART`.`TITLE` like '%")+search+"%')||"+
+    "(`CART`.`ARTIST` like '%"+search+"%')||"+
+    "(`CART`.`CLIENT` like '%"+search+"%')||"+
+    "(`CART`.`AGENCY` like '%"+search+"%')||"+
+    "(`CART`.`ALBUM` like '%"+search+"%')||"+
+    "(`CART`.`LABEL` like '%"+search+"%')||"+
+    "(`CART`.`PUBLISHER` like '%"+search+"%')||"+
+    "(`CART`.`COMPOSER` like '%"+search+"%')||"+
+    "(`CART`.`CONDUCTOR` like '%"+search+"%')||"+
+    "(`CART`.`SONG_ID` like '%"+search+"%')||"+
+    "(`CART`.`USER_DEFINED` like '%"+search+"%')||";
+  if(incl_cuts) {
+    sql+=QString("(`CUTS`.`ISCI` like '%")+search+"%')||"+
+      "(`CUTS`.`ISRC` like '%"+search+"%')||"+
+      "(`CUTS`.`DESCRIPTION` like '%"+search+"%')||"+
+      "(`CUTS`.`OUTCUE` like '%"+search+"%')||";
+  }
+
+  return sql;
+}
diff --git a/lib/rdcartfilter.h b/lib/rdcartfilter.h
index 1355f8d5..60b5fade 100644
--- a/lib/rdcartfilter.h
+++ b/lib/rdcartfilter.h
@@ -57,7 +57,7 @@ class RDCartFilter : public RDWidget
   QString service() const;
   void setService(const QString &svc);
   RDLibraryModel *model() const;
-  static QString phraseFilter(const QString &phrase,bool incl_cuts);
+  static QString phraseFilter(QString phrase,bool incl_cuts);
   static QString groupFilter(const QString &group,const QStringList &groups);
   static QString typeFilter(bool incl_audio,bool incl_macro,RDCart::Type mask);
 
@@ -94,6 +94,7 @@ class RDCartFilter : public RDWidget
   void LoadUserGroups();
   void LoadServiceGroups();
   void UpdateModel();
+  static QString ClauseSql(const QString &clause,bool incl_cuts);
   RDLibraryModel *d_cart_model;
   RDGroupListModel *d_group_model;
   QLineEdit *d_filter_edit;