Perhaps you should try some spelling variations:
thanh tranh » thanh thanh, thanh tran, thanh trang
tranh luan » trinh luan, trinh luat, doanh luan
chong cong » thong cong, cuong cong, phong cong
doi chieu » doc hieu, ho chieu, mot chieu
cong cong » cong dong, trong cong, dung cong
van toan » van tuan, van tan, van thanh
toan cau » toan cao, toan ban, toan tap
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)) sang - thanh tranh luan ((chong cong) OR (cong cong)) van toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (doi chi)) sang - thanh tranh luan ((chong cong) OR (cong cong)) van toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) or (doi chi)) sang - thanh tranh luan ((chong cong) OR (cong cong)) van toan cau".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (doi chi)) sang - thanh tranh luan ((chong cong) OR (cong cong)) van toan cau*.