Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
tranh van » tran van, trinh van, thanh van
van thong » van thuong, van phong, va thong
dan chan » dan gian, dan ca, van chat
van phan » van phong, van thanh, luan phan

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 - canh tranh van thong cong ((dan chan) or (((van phan) or (van ban)))) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - canh tranh van thong cong ((dan chan) OR (((van phan) OR (van ban)))) cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - canh tranh van thong cong ((dan chan) or (((van phan) or (van ban)))) cau*.