Perhaps you should try some spelling variations:
thu sach » thuat sach, thuoc sach, thu hoach
tu sach » su sach, te sach, tu cach
cac xuc » cam xuc, cac nuoc, chat xuc
anh via » anh bia, anh viet, anh giao
xuc van » duc van, luc van, vuc van
cua tre » cua te, cuu tre, cua triet
hieu ve » hieu va, hieu van
anh va » hanh va
ve cac » va cac, vien cac
x hoi » xa hoi, o hoi, x ho

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (thu sach)) ky nang x hoi. hieu ve cac xuc van ((anh via) OR (anh va)) cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) OR (thu sach)) ky nang x hoi. hieu ve cac xuc van ((anh via) or (anh va)) cua tre~".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) OR (thu sach)) ky nang x hoi. hieu ve cac xuc van ((anh via) or (anh va)) cua tre*.