Perhaps you should try some spelling variations:
nhieu tang » chieu sang, hieu lang, nhiet nang
huong quan » luong quan, cuong quan, vuong quan
quan trong » gian trong
doc nhieu » doc hieu, toc thieu, hoc thieu
cong tan » cong tac, cong san, cong thanh
toan cau » toan ban, toan tap, toan tai
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 nhieu tang - anh huong quan trong cong tan ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc nhieu tang - anh huong quan trong cong tan ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: doc nhieu tang - anh huong quan trong cong tan ((toan cau) or (toan cao))*.