Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
truong cao » truong dai
thang nong » thang long, hang nong, tang nong
hoc thieu » toc thieu, hoc hien
trong ca » trong cac, trong nha
dan toan » dan than, manh toan, xuan toan
van toan » van tuan, van tan, van thanh

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 - hanh ((trong ca) OR (truong cao)) thang nong ((dan toan) OR (van toan)) cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - hanh ((trong ca) or (truong cao)) thang nong ((dan toan) OR (van toan)) cau~".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh ((trong ca) or (truong cao)) thang nong ((dan toan) OR (van toan)) cau*.