Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
nhanh tinh » nhanh thanh, hanh trinh, nhan sinh
quang dang » quang dong, quang hoang, quang khang
quang dung » quang trung, ung dung, cuong dung
hoc thieu » toc thieu, hoc hien
canh tinh » hanh tinh, manh tinh, canh tranh
trong san » trong cac, cong san, dong san
san toan » van toan, dan toan, manh toan
toan ban » van ban

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 tinh) or (nhanh tinh)) ((quang dang) or (quang dung)) trong san toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((canh tinh) OR (nhanh tinh)) ((quang dang) OR (quang dung)) trong san toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((canh tinh) or (nhanh tinh)) ((quang dang) or (quang dung)) trong san toan ban*.