3. The method of claim 2 , wherein processing the portion of the audio information to obtain the one or more additional keywords forming the expanded portion of the search query is performed at the remote server system; and wherein the method further comprises transmitting the portion of the audio information to the remote server system via the communications network for said processing.
2. The method of claim 1 , wherein supplying the search query to search engine includes transmitting the search query to a remote server system via a communications network; and wherein receiving the response to the search query includes receiving the response to the search query via the communications network originating from the remote server system.