return matches to the client

handler.py

@@ -76,6 +76,7 @@ class Utterance:
             'numMathTerms': self.num_math_terms,
             'mathTerms': self.math_terms,
             'vocabularyTerms': self.vocabulary_terms,
+            'vocabularyMatches': self.vocabulary_matches,
             **self.props
         }
 
@@ -98,7 +99,8 @@ class Utterance:
             'wordCount': self.word_count,
             'numMathTerms': self.num_math_terms,
             'mathTerms': self.math_terms,
-            'vocabularyTerms': self.vocabulary_terms
+            'vocabularyTerms': self.vocabulary_terms,
+            'vocabularyMatches': self.vocabulary_matches
         }
 
     def __repr__(self):