Perhaps you should try some spelling variations:
thuc va » thuc vat, thuc dan, thuc day
nang ma » tang ma, sang ma, nang cao
hieu va » lieu va, hieu qua
danh di » danh du, xanh di, danh dien
danh vi » hanh vi, dinh vi, danh va
tu san » thu san, tu ban, tu can
cua tu » cua tuc, cua su, cua cu
san ky » sang ky, van ky, dan ky
tuc va » truc va, tuc xa, duc va
va cao » va cac, va co, va dao
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu san ky nang ma hoi. hieu va cao ((tuc va) or (thuc va)) ((danh vi) or (danh di)) cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu san ky nang ma hoi. hieu va cao ((tuc va) OR (thuc va)) ((danh vi) OR (danh di)) cua tu.
• Adding a wildcard symbol may retrieve word variants: tu san ky nang ma hoi. hieu va cao ((tuc va) or (thuc va)) ((danh vi) or (danh di)) cua tu*.