Perhaps you should try some spelling variations:
thanh thuong » thanh huong, thanh chuong, thanh phuong
theo chieu » theo tieu, theo chu, thi chieu
thanh tung » thanh cong
quan dung » quang dung, quan duong, qua dung
dung cong » dung trong
ho chieu » hoc thieu, doi chieu, mot chieu
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan cau » toan cao, toan ban, toan tap

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 chieu)) xanh - ((thanh tung) or (thanh thuong)) quan dung cong tan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chieu)) xanh - ((thanh tung) OR (thanh thuong)) quan dung cong tan toan cau.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo chieu)) xanh - ((thanh tung) or (thanh thuong)) quan dung cong tan toan cau*.