Perhaps you should try some spelling variations:
thanh luan » tranh luan, thanh xuan, thanh tuan
cuong cong » cong cong, luong cong, duong cong
hoc thieu » toc thieu, hoc hien
van cuong » van chuong, van duong, van cong
hoc hieu » hoc hien, doc hieu, hoc dieu
cong tac » cong ty
tac hanh » tac thanh, tac danh, sac hanh
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: ((hoc hieu) or (hoc thieu)) manh - thanh luan van cuong cong tac hanh cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc hieu) OR (hoc thieu)) manh - thanh luan van cuong cong tac hanh cap*.