Perhaps you should try some spelling variations:
ban thanh » ban hang
van tham » van thanh, van tuan, van chat
hieu van » hieu va, thien van, lieu va
tham xuc » tham nuoc, tham thuc, pham duc
ban hanh » ban hang
te sach » toc sach
ty nang » ty xang, ty hang, ly nang
cuu tre » cua tre, cau tren, cau treo
vi cuu » vi luu, vinh cuu

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: te sach ((ty nang) OR (ky nang)) x ho. hieu van tham xuc ((ban hanh) OR (ban thanh)) vi cuu tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((ty nang) OR (ky nang)) x ho. hieu van tham xuc ((ban hanh) or (ban thanh)) vi cuu tre~".
• Adding a wildcard symbol may retrieve word variants: te sach ((ty nang) OR (ky nang)) x ho. hieu van tham xuc ((ban hanh) or (ban thanh)) vi cuu tre*.