                 var ngrams_added = Set<String>()
                 var bulk_ngrams_insert = "INSERT INTO Ngrams (gram, n, frequency) VALUES "
                 var bulk_containers_insert = "INSERT INTO Containers (profile, ngram, n, frequency) VALUES "
+                
+                var ngrams = [String]()
+                var containers = [String]()
+                
                 // Populate the Ngrams table and Container table with words
                 for word in allWords {
                     if word == "" || word == " " {

                    let frequency:Float64 = Float64(wordComponents[0])!
                    let oneGram = wordComponents[1]
                    
                    bulk_ngrams_insert.append("(\"\(oneGram)\",1,\(frequency)), ")
                    bulk_containers_insert.append("(\"Default\",\"\(oneGram)\",1,\(frequency)), ")

                    ngrams_added.insert(oneGram)


                    }
   
                    if !ngrams_added.contains(insertNgram) {//result! == 0 {
                        ngrams.append("(\"\(insertNgram)\",\(insert_n),\(freq)), ")
                        containers.append("(\"Default\",\"\(insertNgram)\",\(insert_n),\(freq)), ")

                        ngrams_added.insert(insertNgram)
                    }
