Perhaps you should try some spelling variations:
nang mai » nang ma, nang tai, lang mai
hieu cua » hieu qua, dieu cua, bieu cua
va danh » va dinh, va dan, dia danh
va hanh » van hanh, va thanh, ban hanh
mai hoi » mai khoi, dai hoi, lai hoi
cac xuc » cam xuc, cac nuoc, chat xuc
cua tre » cuu tre, cua triet, dua tren
tu sai » tu bai, tu san, tu cai
sai ky » sac ky
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sai ky nang mai hoi. hieu cua cac xuc ((va danh) or (va hanh)) ca ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sai ky nang mai hoi. hieu cua cac xuc ((va danh) OR (va hanh)) ca ((cua tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: tu sai ky nang mai hoi. hieu cua cac xuc ((va danh) or (va hanh)) ca ((cua tre) or (cua te))*.