Perhaps you should try some spelling variations:
thanh trung » thanh tung
thi chieu » thi chien, thi hieu, theo chieu
trung dan » trung dai, tung dan, trung van
dung cong » dung trong
dan dung » van dung, tin dung, ap dung
cong tan » cong tac, cong san, cong thanh
tran cau » tran chau, toan cau, ran cau

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