Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
tang mai » tang ma, tang tai, lang mai
xuc tuan » duc thuan, quoc tuan, xuan tuan
mai hoi » mai khoi, dai hoi, lai hoi
hieu va » lieu va, hieu qua
anh vai » anh va, anh bai, anh tai
anh van » anh va, thanh van, doanh van
cua tre » cua te, cuu tre, cua triet
sach 7 » sach y, sach 2
7 tang » 6 tang
va cam » va cham, va cac, va cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach 7 tang mai hoi. hieu va cam xuc tuan ((anh vai) or (anh van)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach 7 tang mai hoi. hieu va cam xuc tuan ((anh vai) OR (anh van)) cua tre.
• Adding a wildcard symbol may retrieve word variants: thu sach 7 tang mai hoi. hieu va cam xuc tuan ((anh vai) or (anh van)) cua tre*.