Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh tran » thanh trang, thanh toan, thanh tra
van phuong » van phong, va phuong, van chuong
hoc thieu » toc thieu, hoc hien
cong lang » cong vang, cong luong, cong quang
tran van » luan van
cong san » cong tac
tan cau » toan cau, van cau, tan ca

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 tran van phuong ((cong san) or (cong lang)) tan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh tran van phuong ((cong san) OR (cong lang)) tan cau*.