Perhaps you should try some spelling variations:
kham soc » cham soc, kham cuoc, ham so
so sanh » do sanh
sanh ty » sach ty, canh tay
lang ha » long ha
hieu va » lieu va, hieu qua
va kham » va cham, va khao, va tham
soc van » hoc van, oc van, sac van
van anh » van thanh, tuan anh, van minh
cua tre » cua te, cuu tre, cua triet
anh vi » hanh vi, anh va, anh ve
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sanh ty ((nang cao) or (lang ha)) hoi. hieu va kham soc van anh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sanh ty ((nang cao) OR (lang ha)) hoi. hieu va kham soc van anh vi cua tre*.