Perhaps you should try some spelling variations:
cham xuc » cam xuc, chat xuc, cham soc
van hanh » van thanh, ban hanh, van anh
te sach » toc sach
cua tre » cua te, cua triet, dua tren
hanh di » hanh vi, hanh de, hang di
xuc van » duc van, luc van, xuc ban
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
dai hoi » dai hoc, dai hai, dai moi
mai hoi » mai khoi, lai hoi, mai doi
cuu tre » cau tren, cau treo
y nang » ky nang, ly nang, v nang

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

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