Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hoc chieu » hoc thieu, ho chieu, hoc hien
hanh tran » hanh trang, thanh tran, hanh tram
van nhung » van nhuong, va nhung, van phung
van hung » van dung, manh hung, van duong
ban than » ban thanh, van thanh, ban hang

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 - hanh tran ((van nhung) OR (van hung)) cong ((xuan toan) OR (ban than)) cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu xanh - hanh tran ((van nhung) OR (van hung)) cong ((xuan toan) or (ban than)) cau~".
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - hanh tran ((van nhung) OR (van hung)) cong ((xuan toan) or (ban than)) cau*.