Perhaps you should try some spelling variations:
nam thuc » nam thuoc, am thuc, nam thu
mai hoi » mai khoi, dai hoi, lai hoi
hieu le » hieu ve, hieu he, hieu ly
thuc va » thuc vat, thuc dan, thuc day
va hanh » van hanh, va thanh, va danh
hanh ve » hanh vi, hanh va, hanh kem
cua tre » cua te, cuu tre, cua triet
tu cai » tu cac, tu can, tu bai
cai ky » cao ky, cac ky, cam ky
ma hoi » xa hoi, ma hoa, me hoi
le nam » ly nam, he nam, le na
ve cua » le cua, de cua, te cua

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 cai ky nang ((ma hoi) OR (mai hoi)). hieu le nam thuc va hanh ve cua tre~.
• Adding a wildcard symbol may retrieve word variants: tu cai ky nang ((ma hoi) or (mai hoi)). hieu le nam thuc va hanh ve cua tre*.