9. The method as defined in claim 2 wherein upon verifying that the particular expression was actually recited in the utterance, the method further comprises: recognizing that an other possible utterance from the N-best list does not contain an other meaning of the particular expression; and presenting the first-best possible utterance from the N-best list to a source of the utterance.
2. The method as defined in claim 1 wherein prior to the splitting, the method further comprises: generating an N-best list for the recited utterance, the N-best list including a plurality of possible utterances, each of which potentially corresponds with the recited utterance, wherein each of the plurality of possible utterances is ranked according to a confidence score; and identifying a first-best possible utterance from the N-best list, the first-best possible utterance being ranked the highest among the plurality of possible utterances according to its confidence score, wherein the first-best possible utterance contains one meaning of the particular expression.