Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
quan trong » gian trong
luan tuong » luan luong, luat thuong, xuan truong
hoc chieu » hoc thieu, ho chieu, hoc hien
hanh mang » nhanh mang, hanh trang, nhanh lang
cong san » cong tac
san than » sang than, san thanh, ban than
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu xanh - hanh mang ((quan trong) or (luan tuong)) cong san than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - hanh mang ((quan trong) OR (luan tuong)) cong san than cau.
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - hanh mang ((quan trong) or (luan tuong)) cong san than cau*.