title: How to get the frequency of a term in a document using lucene?
body: <p>I want to find the occurrence of certain words in a document. For example, I want to find out how many times the words <code>{horror, crime, mystery, comedy, action}</code> show up in a document of approximately 10,000 words.</p>
  
  <p>Is it possible to do this with lucene?  Or can I not specify the terms I want a count of with Lucene?</p>