Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
tranh luan » trinh luan, trinh luat, doanh luan
luan dung » lan dung, luan dong, luan hung
cong tan » cong thanh, cong ty, cong ha
cong tac » cong ty
tran cau » tran chau, toan cau, ran cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu xanh - canh tranh luan dung ((((cong tan) OR (cong san))) or (cong tac)) tran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - canh tranh luan dung ((((cong tan) OR (cong san))) OR (cong tac)) tran cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu xanh - canh tranh luan dung ((((cong tan) OR (cong san))) or (cong tac)) tran cau".
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - canh tranh luan dung ((((cong tan) OR (cong san))) or (cong tac)) tran cau*.