Perhaps you should try some spelling variations:
ban danh » ban doanh, ban hanh, ban dan
danh dai » danh dau, danh di, danh sai
te sach » toc sach
dan tay » ban tay, dao tay, gian tay
hieu ve » hieu va, hieu van
cac duc » cac du, cao duc, cac dac
duc ban » duc tan, duc van, dua ban
cua tre » cua te, cuu tre, cua triet
ve cac » va cac, vien cac

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: te sach y ((dung tai) OR (dan tay)) hoi. hieu ve cac duc ban danh dai cua tre~.
• Adding a wildcard symbol may retrieve word variants: te sach y ((dung tai) or (dan tay)) hoi. hieu ve cac duc ban danh dai cua tre*.