Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trang » thanh trung, hanh trinh, minh trang
hoc thieu » toc thieu, hoc hien
trong san » trong cac, cong san, dong san
san toan » van toan, dan toan, manh toan
toan cau » toan cao, toan ban, toan tap
ap dung » xay dung, van dung

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