Perhaps you should try some spelling variations:
hang tai » hang va, dung tai
ban hang » ngan hang
ly quang » le quang, vu quang
su sach » so sach, vu sach
tai cua » thai cua, tai cuc, tri cua
dac ban » cac ban, dac san, duc ban
cac dac » cac dan, cac dai, cac bac
cua tre » cua te, cuu tre, cua triet
ly nang » ky nang, ly vang, may nang
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 quang))) or (ly hang)) x hoi. lieu va cac dac ban hang tai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((((ly nang) OR (ly quang))) OR (ly hang)) x hoi. lieu va cac dac ban hang tai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ((((ly nang) OR (ly quang))) or (ly hang)) x hoi. lieu va cac dac ban hang tai cua tre".
• Adding a wildcard symbol may retrieve word variants: su sach ((((ly nang) OR (ly quang))) or (ly hang)) x hoi. lieu va cac dac ban hang tai cua tre*.