Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
ban hanh » ban hang
cua tre » cua te, cuu tre, cua triet
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
vai cua » dai cua, hai cua, lai cua
va khac » va kha, vu khac, va kham
tuc ban » thuc ban, truc ban, tu ban
su sac » su sach, su cac, su xac
sac ky » cac ky, sai ky
va hac » van hac, va cac, va hoc

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

• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ky lang xa hoi. hieu ((va hac) OR (((va khac) OR (va khao)))) tuc ban hanh vai cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sac ky lang xa hoi. hieu ((va hac) or (((va khac) OR (va khao)))) tuc ban hanh vai cua tre~".
• Adding a wildcard symbol may retrieve word variants: su sac ky lang xa hoi. hieu ((va hac) or (((va khac) OR (va khao)))) tuc ban hanh vai cua tre*.