Perhaps you should try some spelling variations:
cuon sach » duong sach, cuoc cach, co sach
hanh vai » hanh vi, hanh tai, hanh van
va cham » va tham
va chat » van chat, va phat, cao chat
xuc van » duc van, luc van, vuc van
nang xa » nang x, lang xa, nang ma
hanh va » hang va, hanh vi
cua tre » cua te, cuu tre, cua triet
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: cuon sach y nang xa hoi. lieu ((va cham) or (va chat)) xuc van ((hanh vai) or (hanh va)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cuon sach y nang xa hoi. lieu ((va cham) OR (va chat)) xuc van ((hanh vai) OR (hanh va)) cua tre.
• Adding a wildcard symbol may retrieve word variants: cuon sach y nang xa hoi. lieu ((va cham) or (va chat)) xuc van ((hanh vai) or (hanh va)) cua tre*.