Perhaps you should try some spelling variations:
hanh lai » hanh lam, hanh tai, thanh lap
ban hanh » ban hang
ky dang » ky nang, ky danh
dan hoi » dai hoi, van hoi, dang khoi
lai cua » dai cua, hai cua, lai chau
dan hoc » van hoc, dan toc, dai hoc
xuc ban » duc ban, cuc ban, quoc ban
tu san » thu san, tu ban, tu can
san ky » sang ky, van ky, dan ky
cua te » cua tu

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: tu san ky dang ((dan hoi) OR (dan hoc)). hieu ((van chat) OR (cao chat)) xuc ban hanh lai cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu san ky dang ((dan hoi) OR (dan hoc)). hieu ((van chat) or (cao chat)) xuc ban hanh lai cua te~".
• Adding a wildcard symbol may retrieve word variants: tu san ky dang ((dan hoi) OR (dan hoc)). hieu ((van chat) or (cao chat)) xuc ban hanh lai cua te*.