Perhaps you should try some spelling variations:
van cham » van chat, van tham, va cham
cham xuc » cam xuc, chat xuc, cham soc
vanh tai » van tai, hanh tai, anh tai
xanh tai » hanh tai, anh tai, doanh tai
hieu van » hieu va, thien van, lieu va
vu sang » vua sang, vu dang, vu san
mai hoi » mai khoi, dai hoi, lai hoi
ky dang » ky nang, ky danh
ky tang » ky nang, kho tang, ky trong
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: vu sang ((ky tang) OR (ky dang)) mai hoi. hieu van cham xuc va ((xanh tai) or (vanh tai)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sang ((ky tang) OR (ky dang)) mai hoi. hieu van cham xuc va ((xanh tai) OR (vanh tai)) cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sang ((ky tang) OR (ky dang)) mai hoi. hieu van cham xuc va ((xanh tai) or (vanh tai)) cua tre*".