Perhaps you should try some spelling variations:
va hanh » van hanh, va thanh, ban hanh
hai cua » thai cua, dai cua, hoi cua
hieu ve » hieu van
va danh » va dinh, va dan, dia danh
hieu va » lieu va, hieu qua
cao duc » dao duc, cao suc, giao duc
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
cua te » cua tu
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 sac ky nang x hoi. ((hieu ve) OR (hieu va)) cao duc ((va hanh) OR (va danh)) hai cua te~.
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang x hoi. ((hieu ve) or (hieu va)) cao duc ((va hanh) or (va danh)) hai cua te*.