Perhaps you should try some spelling variations:
cham xuc » cam xuc, chat xuc, cham soc
tu cach » tu cac
xuc van » duc van, luc van, xuc ban
hieu vu » hieu va, hieu ve, hieu su
vu cham » va cham, vu kham, tu cham
so sach » so sanh, bo sach, co sach
cua tre » cua te, cuu tre, cua triet
anh vi » anh va, anh ve, anh vu
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu cach) or (so sach)) ky nang x hoi. hieu vu cham xuc van ((anh vi) OR (hanh vi)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (so sach)) ky nang x hoi. hieu vu cham xuc van ((anh vi) OR (hanh vi)) cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu cach) or (so sach)) ky nang x hoi. hieu vu cham xuc van ((anh vi) OR (hanh vi)) cua tre".
• Adding a wildcard symbol may retrieve word variants: ((tu cach) or (so sach)) ky nang x hoi. hieu vu cham xuc van ((anh vi) OR (hanh vi)) cua tre*.