Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » dung cong, thong cong, hang cong
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
cong tac » cong ty
trai cau » tra cau, trai chan, tai cac
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: theo chieu xanh - thanh trung cua nhung cong tac ((trai cau) or (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - thanh trung cua nhung cong tac ((trai cau) OR (toan cau)).
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - thanh trung cua nhung cong tac ((trai cau) or (toan cau))*.