Perhaps you should try some spelling variations:
thanh luan » tranh luan, thanh xuan, thanh tuan
cuong cong » cong cong, luong cong, duong cong
van cuong » van chuong, van duong, van cong
doc hieu » hoc thieu, hoc hien
cong ban » cong bang, cong san, cong tan
ban hanh » ban hang
hanh cap » hanh cac, hanh cat, hanh cad

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doc hieu) or (toc thieu)) manh - thanh luan van cuong cong ban hanh cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (toc thieu)) manh - thanh luan van cuong cong ban hanh cap*.