Perhaps you should try some spelling variations:
nang ma » tang ma, sang ma, nang cao
hieu va » lieu va, hieu qua
danh vi » hanh vi, dinh vi, danh di
tu san » thu san, tu ban, tu can
san ky » sang ky, van ky, dan ky
ma hoi » mai hoi, xa hoi, ma hoa
va cao » va cac, va co, va dao
tuc va » thuc va, truc va, duc va
vi cua » vai cua, di cua
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 san ky nang ma hoi. hieu va cao ((tuc va) OR (tuc xa)) danh vi cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu san ky nang ma hoi. hieu va cao ((tuc va) OR (tuc xa)) danh vi cua te".
• Adding a wildcard symbol may retrieve word variants: tu san ky nang ma hoi. hieu va cao ((tuc va) OR (tuc xa)) danh vi cua te*.