Perhaps you should try some spelling variations:
thanh luan » tranh luan, thanh xuan, thanh tuan
dung cong » dung trong
doc hieu » hoc thieu, hoc hien
van dung » van dong, xay dung, tin dung
cong tac » cong ty
tac danh » sach danh, cac doanh, cac dan
danh cap » danh ca, danh cau, hanh cap

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 dung cong tac danh cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (toc thieu)) manh - thanh luan van dung cong tac danh cap*.