Perhaps you should try some spelling variations:
ban hanh » ban hang
hanh lai » hanh lam, hanh tai, thanh lap
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
ve cham » va cham, ve chat, ve chim
vu cham » va cham, vu kham, tu cham
soc ban » hoc ban, coc ban, so ban
lai cua » dai cua, hai cua, lai chau
cua tre » cua te, cuu tre, cua triet
x hoi » xa hoi, o hoi, x ho

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 sach ky nang x hoi. hieu ((ve cham) OR (vu cham)) soc ban hanh lai cua tre~.
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang x hoi. hieu ((ve cham) or (vu cham)) soc ban hanh lai cua tre*.