ðə sˈɑːɡuː sˈɜːtʃ ˈɛndʒɪn wʌz lˈɑːntʃt ˌɔn ˈɔːɡəst θɹˈiː, tˈuː θˈaʊzənd fˈoːɹ, ænd ˈɑːpɚɹˌeɪɾᵻd æz ɐ sˈɛpɹət dᵻvˈɪʒən wɪðˌɪn sˈoʊhuː.
The Sogou search engine was launched on August 3, 2004, and operated as a separate division within Sohu.