sattu; An alternative is to check the following:
<a href="http://sine.ni.com/apps/we/niepd_web_display.DISPLAY_EPD4?p_guid=B45EACE3E8B356A4E034080020E74861&p_node=DZ52072&p_submitted=N&p_rank=&p_answer=&p_source=External">Voice Recognition in LabVIEW</a> Regards; Enrique