2. The computer-implemented method of claim 1 wherein locating the sentence comprises receiving an input focus word and accessing a data store of sentences to retrieve sentences containing the focus word.
2. The computer-implemented method of claim 1 wherein locating the sentence comprises receiving an input focus word and accessing a data store of sentences to retrieve sentences containing the focus word. 4. The computer-implemented method of claim 2 further comprising, ranking the sentences based upon an overall sentence probability according to the N-gram language model.