Perhaps you should try some spelling variations:
thuoc sach » hoc sach, nuoc sach, thuat sach
cham xuc » chat xuc, cham soc, pham duc
dinh cuu » dinh chi
sach vu » sach va, sach tu, sach uu
cuu tre » cua tre, cau tren, cau treo
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
vu nang » vuc nang, va nang, vu dang
va dan » ca dan, va dao, va dap
va dau » va dao

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: thuoc sach vu nang xa hoi. hieu ve ((cham xuc) OR (cam xuc)) ((va dan) OR (va dau)) dinh cuu tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuoc sach vu nang xa hoi. hieu ve ((cham xuc) or (cam xuc)) ((va dan) OR (va dau)) dinh cuu tre~".
• Adding a wildcard symbol may retrieve word variants: thuoc sach vu nang xa hoi. hieu ve ((cham xuc) or (cam xuc)) ((va dan) OR (va dau)) dinh cuu tre*.