21. The method of claim 20 , further comprising: associating a first accuracy rating with the first recognized phrase, based at least in part on the confidence scores associated with the first plurality of phrases in the first N-best match; and associating a second accuracy rating with the second recognized phrase, based at least in part on the confidence scores associated with the second plurality of phrases in the second N-best match, wherein the act of determining comprises determining which one of the first and second accuracy ratings is lower than the other one of the first and second accuracy ratings, and wherein the first accuracy rating is further based on the at least one item of information that is independent of the first and second confidence scores and the confidence scores associated with the first and second pluralities of phrases.
21. The method of claim 20 , further comprising: associating a first accuracy rating with the first recognized phrase, based at least in part on the confidence scores associated with the first plurality of phrases in the first N-best match; and associating a second accuracy rating with the second recognized phrase, based at least in part on the confidence scores associated with the second plurality of phrases in the second N-best match, wherein the act of determining comprises determining which one of the first and second accuracy ratings is lower than the other one of the first and second accuracy ratings, and wherein the first accuracy rating is further based on the at least one item of information that is independent of the first and second confidence scores and the confidence scores associated with the first and second pluralities of phrases. 23. The method of claim 21 , wherein the at least one item of information is selected from a group consisting of: a phonetic analysis of the first plurality of phrases in the first N-best match; an acoustic confusability of the at least one portion of the one or more first spoken utterances corresponding to the first recognized phrase; and a correlation difference between the at least one portion of the one or more first spoken utterances corresponding to the first recognized phrase and other spoken utterances whose corresponding recognized phrases coincide with the first recognized phrase.