Perhaps you should try some spelling variations:
doi chieu » doc hieu, ho chieu, mot chieu
tranh cua » doanh cua, manh cua
cong tang » cong thang, cong lang, cong vang
cua dang » cua cong, cua ban
cong tan » cong tac, cong san, cong thanh
than cau » toan cau, phan cau, than cap
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) or (doi chi)) xanh - canh tranh cua dang ((cong tan) or (cong tang)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (doi chi)) xanh - canh tranh cua dang ((cong tan) OR (cong tang)) than cau.
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (doi chi)) xanh - canh tranh cua dang ((cong tan) or (cong tang)) than cau*.