Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh tung » thanh cong
hoc thieu » toc thieu, hoc hien
van thanh » ban thanh, van tuan
van dung » van dong, xay dung, tin dung
dan toan » van toan, dan than, manh toan
va dung » va duong, 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 tung ((va dung) or (van dung)) cong ((dan toan) or (van thanh)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh tung ((va dung) OR (van dung)) cong ((dan toan) OR (van thanh)) cao.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh tung ((va dung) or (van dung)) cong ((dan toan) or (van thanh)) cao*.