2. The computer-implemented method of claim 1 , wherein replacing further comprises determining whether the first or second phrases are present in a source from which the received terms were derived.
2. The computer-implemented method of claim 1 , wherein replacing further comprises determining whether the first or second phrases are present in a source from which the received terms were derived. 3. The computer-implemented method of claim 2 , wherein replacing includes using a phrase similarity matrix, the phrase similarity matrix including, for each ambiguous term, one or more phrases associated with the ambiguous term.