Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
thanh tran » thanh trang, thanh toan, thanh tra
mot chieu » doi chieu, ho chieu
tran luan » tranh luan, tran xuan, tran tuan
luan nang » luan van, van nang, luan san
cong ban » cong bang, cong tan, cong dan
cong san » cong tac
hang ca » hang va, nang cao, hang tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((mot chieu) or (theo chieu)) xanh - thanh tran luan nang ((cong ban) or (cong san)) hang ca~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (theo chieu)) xanh - thanh tran luan nang ((cong ban) OR (cong san)) hang ca.
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (theo chieu)) xanh - thanh tran luan nang ((cong ban) or (cong san)) hang ca*.