Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
nhieu tang » chieu sang, hieu lang, nhiet nang
doc nhieu » doc hieu, toc thieu, hoc thieu
cua hang » cua dang, cua nhung, cua ban
cong van » cong vang, cong san, song van
van toan » van tuan, van tan, van thanh
toan cao » toan ban, toan tap

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

• If you are trying to use Boolean operators, they must be ALL CAPS: doc nhieu tang - doanh doanh ((cua hang) OR (cua cong)) cong van toan cao~.
• Adding a wildcard symbol may retrieve word variants: doc nhieu tang - doanh doanh ((cua hang) or (cua cong)) cong van toan cao*.