Perhaps you should try some spelling variations:
nang luan » tang luan, hang luan, nang quan
luan hang » luan nang, luan han, luan hung
hang cong » dang cong, hang nong, bang cong
doc hieu » hoc thieu, hoc hien
anh nang » ganh nang, anh bang, anh dang
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan cau » 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: ((doc hieu) or (toc thieu)) sach - anh nang luan hang cong tan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (toc thieu)) sach - anh nang luan hang cong tan toan cau*.