Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
cua trong » cua truong, cua trung, qua trong
cong san » cong tac
van cau » van dau, van chat, toan cau
van hau » van ha, van hai, van dau

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 sach - ((canh tranh) or (thanh trung)) cua trong cong san ((van cau) or (van hau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - ((canh tranh) OR (thanh trung)) cua trong cong san ((van cau) OR (van hau)).
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - ((canh tranh) or (thanh trung)) cua trong cong san ((van cau) or (van hau))*.