Perhaps you should try some spelling variations:
ban hang » ngan hang
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
va danh » va dinh, va dan, va hanh
cua tre » cua te, cuu tre, cua triet
tu bai » tu ban, tu bat, te bai
bai ky » ban ky, sai ky, bac ky
di cua » dai cua, doi cua, de cua

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 bai ky lang xa hoi. hieu ve cham soc ((ban hang) OR (va danh)) di cua tre~.
• Adding a wildcard symbol may retrieve word variants: tu bai ky lang xa hoi. hieu ve cham soc ((ban hang) or (va danh)) di cua tre*.