Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
nhung cong » dung cong, hang cong, nhung don
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
thong tu » phong tuc, thong tin, thong ke

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