Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
hanh trung » thanh trung, hanh trang, manh trung
han thuong » hang thuong, phan thuong, lan thuong
trung cap » truong cao, trung tam
manh toan » thanh toan, anh tuan, tinh toan
dan toan » van toan, dan than, xuan toan
cap han » cap phan, cap can, cap hay

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 ((chieu xanh) OR (chieu sang)) - hanh trung cap han thuong ((dan toan) OR (manh toan)) cau~.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (chieu sang)) - hanh trung cap han thuong ((dan toan) or (manh toan)) cau*.