fix notice if query statistics not in use, a=chris

diff --git a/src/library/index_bundle_iterators/DisjointIterator.php b/src/library/index_bundle_iterators/DisjointIterator.php
index b769e4b22..a8f96fc41 100644
--- a/src/library/index_bundle_iterators/DisjointIterator.php
+++ b/src/library/index_bundle_iterators/DisjointIterator.php
@@ -134,7 +134,7 @@ class DisjointIterator extends IndexBundleIterator
         if ($least_offset == -1) {
             return -1;
         }
-        //next we finish computing BM25F
+        //next we finish computing the score
         $docs = $this->index_bundle_iterators[
             $this->least_offset_index]->currentDocsWithWord();
         $this->count_block = 0;
diff --git a/src/models/PhraseModel.php b/src/models/PhraseModel.php
index bbe43fe66..cba4ff216 100755
--- a/src/models/PhraseModel.php
+++ b/src/models/PhraseModel.php
@@ -383,9 +383,11 @@ class PhraseModel extends ParallelModel
                         $delim = " | ";
                     }
                     $disjunct_phrases = explode("|", $phrase);
+                        }
+                if (C\QUERY_STATISTICS) {
+                    $this->query_info['QUERY'] .=
+                        "$in2<b>Guessed Semantics</b>:<br/>$in2$phrase<br />";
                 }
-                $this->query_info['QUERY'] .=
-                    "$in2<b>Guessed Semantics</b>:<br/>$in2$phrase<br />";
                 if (!$network) {
                     foreach ($disjunct_phrases as $disjunct) {
                         if (C\QUERY_STATISTICS) {