Perhaps you should try some spelling variations:
thuc hieu » thuc hien, thu hien, thuc tien
hanh tran » hanh trang, thanh tran, hanh tram
van nhung » van nhuong, va nhung, van hung
tran van » luan van
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thuc hieu) or (theo tieu)) lang - hanh tran van nhung ((cong dan) or (cong tan)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thuc hieu) OR (theo tieu)) lang - hanh tran van nhung ((cong dan) OR (cong tan)) toan cao.
• Adding a wildcard symbol may retrieve word variants: ((thuc hieu) or (theo tieu)) lang - hanh tran van nhung ((cong dan) or (cong tan)) toan cao*.