Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
qua cham » qua hai, qua cac, va cham
cham xuc » cam xuc, chat xuc, cham soc
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang xa » nang x, lang xa, nang ma
va hanh » van hanh, va thanh, va danh
hanh di » hanh vi, hanh de, hang di
cua tre » cuu tre, cua triet, dua tren
xuc va » duc va, tuc va, luc va
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc sach ty nang xa hoi. hieu qua cham xuc va hanh di ((cua tre) OR (cua te))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc sach ty nang xa hoi. hieu qua cham xuc va hanh di ((cua tre) OR (cua te))".
• Adding a wildcard symbol may retrieve word variants: toc sach ty nang xa hoi. hieu qua cham xuc va hanh di ((cua tre) OR (cua te))*.