1. A voice recognition processing apparatus comprising: a voice acquirer configured to acquire a voice uttered by a user and to output voice information; a first voice recognizer configured to convert the voice information into first information; a storage device that previously stores a dictionary in which an exclusion vocabulary is registered; and a recognition result determiner that compares the first information with the exclusion vocabulary to determine whether the first information includes a word that agrees with a word included in the exclusion vocabulary, wherein the recognition result determiner: determines that the first information is information to be rejected, when the first information includes the word that agrees with a word included in the exclusion vocabulary; and determines that the first information is information to be executed, when the first information does not include the word that agrees with a word included in the exclusion vocabulary, wherein the voice acquirer measures a length of time uttered by the user based on the acquired voice to create utterance duration information, the storage device previously stores utterance duration data representing a time required for an utterance, regarding the first information that is determined not to include the word that agrees with a word included in the exclusion vocabulary and to be executed, the recognition result determiner: reads the utterance duration data from the storage device, and compares the read utterance duration data with the utterance duration information created by the voice acquirer to make a second determination whether to reject or execute the first information, based on the comparison.