Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
cua tre » cua te, cuu tre, cua triet
duc van » duc va, duc tan, duc manh
so sanh » do sanh
va cham » va chat
hanh di » hanh vi, hanh de, hang di
va tham » van tham, va thanh, va thuat
di cua » dai cua, doi cua, de cua
x hoi » xa hoi, o hoi, x ho

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: ((tu cac) OR (so sanh)) ky nang x hoi. hieu ((va cham) OR (va tham)) duc van hanh di cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu cac) or (so sanh)) ky nang x hoi. hieu ((va cham) OR (va tham)) duc van hanh di cua tre~".
• Adding a wildcard symbol may retrieve word variants: ((tu cac) or (so sanh)) ky nang x hoi. hieu ((va cham) OR (va tham)) duc van hanh di cua tre*.