Perhaps you should try some spelling variations:
thanh tran » thanh trang, thanh toan, thanh tra
quang dung » quang trung, ung dung, cuong dung
trong tac » trong cac, tuong tac, trong tan
ho chieu » theo chieu, hoc thieu, doi chieu
theo chu » theo chieu, cho chu, chao chu
tac toan » tap toan, tam toan, hach toan
toan ban » van ban

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (theo chu)) sang - thanh tran quang dung trong tac toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chu)) sang - thanh tran quang dung trong tac toan ban.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo chu)) sang - thanh tran quang dung trong tac toan ban*.