Perhaps you should try some spelling variations:
thanh thuong » thanh huong, thanh chuong, thanh phuong
thieu xanh » chieu xanh, hieu manh, thien anh
thanh tung » thanh cong
thanh toan » thanh hoa, thanh san
hoc thieu » toc thieu, hoc hien
dung cong » dung trong
va dung » van dung, va duong, vat dung

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((thanh tung) OR (thanh thuong)) va dung cong ((thanh toan) OR (tinh toan)) cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - ((thanh tung) or (thanh thuong)) va dung cong ((thanh toan) OR (tinh toan)) cao~".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((thanh tung) or (thanh thuong)) va dung cong ((thanh toan) OR (tinh toan)) cao*.