Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
cho chieu » ho chieu, chon chien, cao hieu
cua thong » cua thuong, cua tong, suat thong
cua khong » hua khong, cua phuong, cua thuong
cong luan » tong luan, cong tuan, dong luan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((cho chieu) OR (theo chieu)) xanh - thanh trung ((cua thong) or (cua khong)) cong luan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((cho chieu) OR (theo chieu)) xanh - thanh trung ((cua thong) OR (cua khong)) cong luan van ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((cho chieu) OR (theo chieu)) xanh - thanh trung ((cua thong) or (cua khong)) cong luan van ban".
• Adding a wildcard symbol may retrieve word variants: ((cho chieu) OR (theo chieu)) xanh - thanh trung ((cua thong) or (cua khong)) cong luan van ban*.