Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
te sach » toc sach
hai cua » thai cua, dai cua, hoi cua
anh hai » lanh hai, manh hai, anh thai
ban anh » ban hanh, ban banh, ban danh
xuc ban » duc ban, cuc ban, quoc ban
ty hang » ly hang, thi hang, thu hang
cua tre » cua te, cuu tre, cua triet
qua ca » qua cac, qua cua, qua cai
ca xuc » cam xuc, chat xuc

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((te sach) or (thu sach)) ((ty hang) or (ty xang)) xa hoi. hieu qua ca xuc ban anh hai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (thu sach)) ((ty hang) OR (ty xang)) xa hoi. hieu qua ca xuc ban anh hai cua tre.
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (thu sach)) ((ty hang) or (ty xang)) xa hoi. hieu qua ca xuc ban anh hai cua tre*.