Perhaps you should try some spelling variations:
thanh truong » thanh trung, thanh thuong, thanh tung
theo chieu » theo tieu, ho chieu, theo chu
truong cao » truong dai
cao nhung » cho nhung, cam nhung, cao chung
doc hieu » toc thieu, hoc thieu, hoc hien
cong ban » cong bang, cong san, cong dan
cong tan » cong tac, cong san, cong thanh
than cau » toan cau, phan cau, than cap

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) or (doc hieu)) sach - thanh truong cao nhung ((cong ban) or (cong tan)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (doc hieu)) sach - thanh truong cao nhung ((cong ban) OR (cong tan)) than cau.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (doc hieu)) sach - thanh truong cao nhung ((cong ban) or (cong tan)) than cau*.