3. The computer program product of claim 2 , wherein processing the search query comprises: processing the search query against the indexes of each of the multiple snippets, sentence by sentence, using all words in each sentence to create an OR-Query of all non-stopwords in the sentence.
4. The computer program product of claim 3 , wherein processing the search query comprises: returning a fit value for each OR-Query, wherein a fit value represents a similarity metric that measures the amount of word content overlap between two text units; and aggregating the fit values to provide a score for every document returned by the OR-Queries.