Perhaps you should try some spelling variations:
huong doi » huong dan, trong doi, dung doi
tuc van » thuc van, truc van, tuc va
cua tre » cua te, cua triet, dua tren
sach ky » sac ky, sach y, sach ty
te sach » toc sach
cam tuc » cam xuc, cam tu, nam thuc
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, nang ma
cuu tre » cau tren, cau treo
va cam » va cham, va cac, va cao

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 ky nang xa hoi. hieu va cam tuc van ((huong doi) OR (hanh vi)) ((cua tre) OR (cuu tre))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky nang xa hoi. hieu va cam tuc van ((huong doi) or (hanh vi)) ((cua tre) OR (cuu tre))~".
• Adding a wildcard symbol may retrieve word variants: te sach ky nang xa hoi. hieu va cam tuc van ((huong doi) or (hanh vi)) ((cua tre) OR (cuu tre))*.