Perhaps you should try some spelling variations:
thanh luan » tranh luan, thanh xuan, thanh tuan
luan phan » luan van, luan hoan
phan cong » thanh cong
cong cong » cong dong, trong cong, dung cong
hoc hieu » hoc thieu, hoc hien, doc hieu
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 (toc thieu)) manh - thanh luan phan cong cong tac hanh cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc hieu) OR (toc thieu)) manh - thanh luan phan cong cong tac hanh cap*.