Perhaps you should try some spelling variations:
thanh toan » thanh hoa, thanh san, tinh toan
mot chieu » doi chieu
toan tuan » tran tuan, toan quan, doan tuan
tuan dang » tran dang, tuan bang, tuan dung
thanh cau » thanh chau, thanh mau, nhanh cau
ho chieu » theo chieu, hoc thieu, doi chieu
cong van » cong vang, song van, cong tan
cong san » cong tac

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) OR (mot chieu)) xanh - thanh toan tuan dang ((cong van) OR (cong san)) thanh cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (mot chieu)) xanh - thanh toan tuan dang ((cong van) OR (cong san)) thanh cau~".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (mot chieu)) xanh - thanh toan tuan dang ((cong van) OR (cong san)) thanh cau*.