Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh tran » thanh trang, thanh toan, thanh tra
hoc thieu » toc thieu, hoc hien
van thong » van thuong, van phong, va thong
cong tinh » cong vinh, long tinh, cong thanh
tran van » luan van
toan cau » 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: hoc thieu xanh - thanh tran van thong ((cong tinh) or (cong trinh)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh tran van thong ((cong tinh) OR (cong trinh)) toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh tran van thong ((cong tinh) or (cong trinh)) toan cau*.