Perhaps you should try some spelling variations:
anh thai » anh thi, anh tai, nhanh thai
thai cuu » thai cua, tai cuc, thi cuc
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
hieu ve » hieu va, hieu van
cac xuc » cam xuc, cac nuoc, chat xuc
xuc van » duc van, luc van, vuc van
van anh » van thanh, tuan anh, van minh
cuu tre » cua tre, cau tren, cau treo
co hai » co dai, co hoi, o hai
ve cac » va cac, vien cac
o hoc » co hoc, mo hoc, so hoc

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ky nang ((o hoc) or (co hai)). hieu ve cac xuc van anh thai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang ((o hoc) OR (co hai)). hieu ve cac xuc van anh thai cuu tre.
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang ((o hoc) or (co hai)). hieu ve cac xuc van anh thai cuu tre*.