Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
va duong » van duong, va tuong, va huong
dan than » dan chan, van than, dan toan
ban than » ban thanh, van thanh, ban hang
va dung » van dung, vat dung, va ung

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 trung ((va dung) or (va duong)) cong ((dan than) or (ban than)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh trung ((va dung) OR (va duong)) cong ((dan than) OR (ban than)) cao.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh trung ((va dung) or (va duong)) cong ((dan than) or (ban than)) cao*.