Perhaps you should try some spelling variations:
nam thuoc » nam thuc, nam thu, nha thuoc
hieu nghe » lieu nghe, hiem ngheo, nhiem nghe
nghe nam » nghe lam, nghiep nam, nghe nano
thuoc va » thuc va, thuoc ma, thuong va
va thanh » gia thanh, ban thanh, va tinh
nang ma » tang ma, sang ma, nang cao
vai cua » dai cua, hai cua, lai cua
san ky » sang ky, dan ky, ban ky
ma hoi » mai hoi, xa hoi, ma hoa
vi cua » di 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: vu ((san ky) OR (van ky)) nang ma hoi. hieu nghe nam thuoc va thanh ((vi cua) OR (vai cua)) te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu ((san ky) OR (van ky)) nang ma hoi. hieu nghe nam thuoc va thanh ((vi cua) or (vai cua)) te~".
• Adding a wildcard symbol may retrieve word variants: vu ((san ky) OR (van ky)) nang ma hoi. hieu nghe nam thuoc va thanh ((vi cua) or (vai cua)) te*.