Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
chiet tach » chieu sach
quan nhung » qua nhung, cua nhung, luan chung
nhung cong » dung cong, thong cong, hang cong
manh toan » thanh toan, anh tuan, tinh toan
canh ban » can ban, canh dan, canh van
ban quan » van quan
dan chan » dan gian, dan ca, van chat

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) OR (chiet tach)) - canh ban quan nhung cong ((manh toan) OR (dan chan)) cau~.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chiet tach)) - canh ban quan nhung cong ((manh toan) or (dan chan)) cau*.