4. The method of claim 2 wherein: the method further comprises receiving, at the voice-driven search system, said location; determining the qeo-centric language model, corresponding to the region defined by the determined radius about the location of the mobile communications device, includes selecting, at the voice-driven search system, one of a plurality of language models stored in a language model database that covers said region; the method further comprises receiving, at the voice-driven search system, an audio input provided by the user; and the method further comprises processing, at the voice-driven search system, the audio input based at least in part upon the determined language model to determine a search request identified in the audio input.
4. The method of claim 2 wherein: the method further comprises receiving, at the voice-driven search system, said location; determining the qeo-centric language model, corresponding to the region defined by the determined radius about the location of the mobile communications device, includes selecting, at the voice-driven search system, one of a plurality of language models stored in a language model database that covers said region; the method further comprises receiving, at the voice-driven search system, an audio input provided by the user; and the method further comprises processing, at the voice-driven search system, the audio input based at least in part upon the determined language model to determine a search request identified in the audio input. 6. The method of claim 4 , wherein receiving, at the voice-driven search system, the location comprises receiving the location as determined by the mobile communication device, the mobile device comprising the voice-driven search system, wherein the mobile device determines the location via at least one of cellular triangulation, WIFI triangulation, GPS, assisted GPS (A-GPS), area code, and user input.