Perhaps you should try some spelling variations:
cuu tre » cau tren, cau treo
va dinh » van dinh, va kinh, va tinh
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
cua tre » cua te, cua triet, dua tren
va hanh » van hanh, va thanh, va danh
te san » te ban, ke san, tu san
san ky » sang ky, van ky, dan ky
cam tu » cam thu, nam tu, dam tu
ve cam » ve cham, ve cac, va cam

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 san ky nang xa hoi. hieu ve cam tu ((va hanh) OR (va dinh)) vi ((cua tre) OR (cuu tre))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te san ky nang xa hoi. hieu ve cam tu ((va hanh) or (va dinh)) vi ((cua tre) OR (cuu tre))~".
• Adding a wildcard symbol may retrieve word variants: te san ky nang xa hoi. hieu ve cam tu ((va hanh) or (va dinh)) vi ((cua tre) OR (cuu tre))*.