Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
ho chieu » theo chieu, hoc thieu, doi chieu
va duong » van duong, va tuong, va huong
dan toan » van toan, manh toan, xuan toan
dan than » dan chan, ban than, van than
va dung » van dung, vat dung, va ung

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - hanh tranh ((va dung) OR (va duong)) cong ((dan toan) or (dan than)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - hanh tranh ((va dung) OR (va duong)) cong ((dan toan) OR (dan than)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - hanh tranh ((va dung) OR (va duong)) cong ((dan toan) or (dan than)) cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - hanh tranh ((va dung) OR (va duong)) cong ((dan toan) or (dan than)) cau*.