28. The non-transitory computer readable medium of claim 25 , wherein the words or phrases are determined to be properly identified when a device operation corresponding to the words or phrases is approved by the user.
25. A non-transitory computer readable medium for processing a voice input, the computer readable media comprising computer program logic recorded thereon for: receiving a voice input; identifying a user providing the voice input; identifying a subset of library words associated with the identified user, wherein the subset of library words relates to user interest information that is based on words or phrases from previously received voice inputs that were determined to be properly identified; and processing the received voice input using the identified subset.