Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
cham xuc » cam xuc, chat xuc, cham soc
thanh vi » hanh vi, thanh va, thanh ve
tu cach » tu cac
co sach » bo sach, cuon sach, hoc 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 » o hoi, x ho, 5 hoi

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 (co sach)) ky nang ((x hoi) or (xa hoi)). hieu vu cham xuc van thanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (co sach)) ky nang ((x hoi) OR (xa hoi)). hieu vu cham xuc van thanh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: ((tu cach) or (co sach)) ky nang ((x hoi) or (xa hoi)). hieu vu cham xuc van thanh vi cua tre*.