Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh vung » thanh vuong, thanh tung, thanh hung
hoc thieu » toc thieu, hoc hien
tam bang » tao bang, thai bang, tang bang
cong tac » cong ty
toan cao » toan tap
toan ban » van ban
tam ban » tai ban, tao ban, tay ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - thanh vung ((tam bang) or (tam ban)) cong tac ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh vung ((tam bang) OR (tam ban)) cong tac ((toan cao) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh vung ((tam bang) or (tam ban)) cong tac ((toan cao) or (toan ban))*.