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. 3. The computer-implemented method of claim 2 further comprising, computing a probability score for the sentence containing the focus word, and computing a probability score for each modified sentence in which the focus word is replaced with an alternate.