Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chu » theo chieu, cho chu, chao chu
va duong » van duong, va tuong, va huong
cong dan » cong san, cong tan, huong dan
va dung » van dung, vat dung, va ung
dan hoc » van hoc, dan toc, dai hoc
hoc bao » hoc cao, hoc bai, hoc bo

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chu) or (theo tieu)) xanh - thanh trung ((va dung) OR (va duong)) cong dan hoc bao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chu) OR (theo tieu)) xanh - thanh trung ((va dung) OR (va duong)) cong dan hoc bao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chu) or (theo tieu)) xanh - thanh trung ((va dung) OR (va duong)) cong dan hoc bao".
• Adding a wildcard symbol may retrieve word variants: ((theo chu) or (theo tieu)) xanh - thanh trung ((va dung) OR (va duong)) cong dan hoc bao*.