diff --git a/gs/data.gs b/gs/data.gs
index e2b6b79a5..ab3c355b8 100644
--- a/gs/data.gs
+++ b/gs/data.gs
@@ -3,11 +3,26 @@ function refreshData() {
     data = fill2dJsonArrayWithNulls(data);
     sData.clearContents();
     sData.getRange(1, 1, data.length, data[0].length).setValues(data);
+    concatenateNamelessComboLists();
     sData.getRange(2, 1, data.length, data[0].length).sort(1);
     refreshParsed();
     refreshPublic();
 }
 
+function concatenateNamelessComboLists() {
+    var numLists = getNumLists(sData);
+    var listColumnIndex = getColumnIndexNumber(sData, "list");
+    var listData = sData.getRange(2, listColumnIndex, numLists, 1).getValues();
+    var relatedColumnIndex = getColumnIndexNumber(sData, "related");
+    var relatedData = sData.getRange(2, relatedColumnIndex, numLists, 1).getValues();
+    for (var i = 0; i < numLists; i++) {
+        if (!listData[i][0]) {
+            listData[i][0] = relatedData[i][0].replace(/,/g, " + ");
+        }
+    }
+    sData.getRange(2, listColumnIndex, numLists, 1).setValues(listData);
+}
+
 function refreshParsed() {
     var urlTypes = ["viewUrl", "addUrl", "homeUrl", "forumUrl", "issuesUrl", "email", "donateUrl", "related"];
     for (var i = 0, urlTypesLength = urlTypes.length; i < urlTypesLength; i++) {
diff --git a/gs/utilities.gs b/gs/utilities.gs
index 8340293a0..a8d50e3d0 100644
--- a/gs/utilities.gs
+++ b/gs/utilities.gs
@@ -20,6 +20,17 @@ function getColumnIndex(sheet, columnHeader) {
     return null;
 }
 
+function getColumnIndexNumber(sheet, columnHeader) {
+    var headerRange = sheet.getRange("A1:1");
+    var headerData = headerRange.getValues();
+    for (i = 0; i < headerData[0].length; i++) {
+        if (headerData[0][i] == columnHeader) {
+            return i + 1;
+        }
+    }
+    return null;
+}
+
 function getColumnIndicesWithHeaderSubstring(sheet, columnHeaderSubstring) {
     var headerRange = sheet.getRange("A1:1");
     var headerData = headerRange.getValues();