Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
mot chieu » doi chieu, ho chieu
tranh chu » tranh chua, trinh chu, thanh chu
bang cong » dang cong, bang song, hang cong
chu bang » thu bang, chuc nang, chu quang
cong san » cong tac
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: ((mot chieu) or (theo chieu)) xanh - canh tranh chu bang cong san ((toan cau) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (theo chieu)) xanh - canh tranh chu bang cong san ((toan cau) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (theo chieu)) xanh - canh tranh chu bang cong san ((toan cau) or (van ban))*.