Perhaps you should try some spelling variations:
sang lai » sang tai, sang lap, mang lai
cua tre » cua te, cuu tre, cua triet
va danh » va dan, va hanh, dia danh
lai hoi » dai hoi, lai hoa, lai roi
hieu ve » hieu va, hieu van
hai cua » thai cua, dai cua, hoi cua
cam duc » cao duc, pham duc, nam duoc
ky sang » ky nang, ky dang, ky tang
va dinh » van dinh, va kinh, va tinh
te cao » te bao

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: te cao ky sang lai hoi. hieu ve ((cam duc) OR (cam xuc)) ((va danh) OR (va dinh)) hai cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te cao ky sang lai hoi. hieu ve ((cam duc) or (cam xuc)) ((va danh) OR (va dinh)) hai cua tre~".
• Adding a wildcard symbol may retrieve word variants: te cao ky sang lai hoi. hieu ve ((cam duc) or (cam xuc)) ((va danh) OR (va dinh)) hai cua tre*.