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
nong dan » cong dan, nong san, nguong dan
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap

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 cau~.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh ((trong ca) or (truong cao)) thang nong dan toan cau*.