Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh dung » thanh dung, anh dung, hanh dong
ho chieu » theo chieu, hoc thieu, doi chieu
dung cua » dung luan, dung cho
ban hung » ban huong, ban nhung, ban hang
dan toan » van toan, dan than, manh toan
van tan » van tuan, van ban, van tai

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: ho chieu xanh - hanh dung cua ban hung ((dan toan) OR (van tan)) cau~.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - hanh dung cua ban hung ((dan toan) or (van tan)) cau*.