Baidu, a Beijing-based search engine company, and U.S. counterpart Google Inc. have released new Chinese-language programs to search the labyrinthine hard drives of computers for users who accumulate so much data and cannot find those data themselves, a Baidu official and local media said Tuesday.The free, downloadable service from Baidu can trawl personal computer hard drives for documents, art, MP3s and executable files with more depth than search functions that come with operating systems, said Cynthia He, a Baidu spokeswoman. For more click here.