Perhaps you should try some spelling variations:
thanh trung » thanh tung
thuat bang » thuat ban, thuat mang, thuat nang
tieu xanh » tieu danh, chieu xanh, dieu hanh
tuan dang » tran dang, tuan bang, tuan dung
cong tan » cong tac, cong san, cong thanh
tan van » tran van, tang van, luan van
van hau » van ha, van hai, van dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - thanh trung ((thuat bang) or (tuan dang)) cong tan van hau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - thanh trung ((thuat bang) OR (tuan dang)) cong tan van hau*.