Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
cham xuc » cam xuc, chat xuc, cham soc
hanh dau » hang dau, danh dau, han dau
nang xa » nang x, lang xa, nang ma
hieu tu » chieu tu, hieu tuc, hien tu
tu cham » toc cham, thi cham
va hanh » van hanh, va thanh, va danh
dau cua » dai cua, day cua, cau cua
cua tre » cua te, cuu tre, cua triet
xuc va » duc va, tuc va, luc va

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

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