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
dung cong » dung trong
tung vat » dung vat, tang vat, tung va
vat dung » van dung, va dung, viet dung
dan toan » van toan, manh toan, xuan toan
dan than » ban than, van than, dang thanh
dan chan » dan gian, dan ca, van chat

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