Perhaps you should try some spelling variations:
cong khanh » cong thanh, cong khan, cong nhan
doi chieu » doc hieu, doi chi, ho chieu
theo chu » theo chieu, cho chu, chao chu
tranh va » tranh van, trang va, trinh va
cong dan » cong san, cong tan, huong dan
toan cau » toan cao, toan ban, toan tap
va dung » van dung, va duong, vat dung

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 (theo chu)) xanh - canh tranh va dung ((cong khanh) or (cong dan)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (theo chu)) xanh - canh tranh va dung ((cong khanh) OR (cong dan)) toan cau.
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (theo chu)) xanh - canh tranh va dung ((cong khanh) or (cong dan)) toan cau*.