This looks more like key word searching, rather than full-text search. Were you able to search for letters in the middle of a word and match the word itself? I

This looks more like key word searching, rather than full-text search. Were you able to search for letters in the middle of a word and match the word itself? I played around with something like this awhile back, using MongoDB, and concluded that using something like ElasticSearch (Lucene) worked much better.