Perhaps you should try some spelling variations:
thanh tung » thanh cong
thi chieu » thi chien, thi hieu, theo chieu
vap thong » va thong, van thong, phap thong
theo chu » theo chieu, cho chu, chao chu
tung vap » tung va, trung van, tuong vao
cong tan » cong san, cong thanh, cong ty
cong tac » cong ty
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: ((thi chieu) or (theo chu)) tinh - thanh tung vap thong ((cong tan) or (cong tac)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thi chieu) OR (theo chu)) tinh - thanh tung vap thong ((cong tan) OR (cong tac)) toan cau.
• Adding a wildcard symbol may retrieve word variants: ((thi chieu) or (theo chu)) tinh - thanh tung vap thong ((cong tan) or (cong tac)) toan cau*.