Perhaps you should try some spelling variations:
ban hang » ngan hang
hang tai » hang va, dung tai
su sach » so sach, vu sach
ly nang » ky nang, ly vang, ly quang
ly hang » ly quang
dan ban » van ban, can ban, dan ba
tai cua » thai cua, tai cuc, tri cua
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.

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ((ly nang) or (ly hang)) x hoi. lieu va cac dan ban hang tai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((ly nang) OR (ly hang)) x hoi. lieu va cac dan ban hang tai cua tre.
• Adding a wildcard symbol may retrieve word variants: su sach ((ly nang) or (ly hang)) x hoi. lieu va cac dan ban hang tai cua tre*.