Perhaps you should try some spelling variations:
cham xuc » cam xuc, chat xuc, cham soc
van hanh » van thanh, ban hanh, van anh
tu cach » tu cac
so sach » so sanh, bo sach, co sach
hieu vu » hieu va, hieu ve, hieu su
vu cham » va cham, vu kham, tu cham
xuc van » duc van, luc van, xuc ban
cua tre » cua te, cuu tre, cua triet
vi cua » vai cua, di cua
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 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 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 hanh vi cua tre*.