Perhaps you should try some spelling variations:
hieu nghe » lieu nghe, hiem ngheo, nhiem nghe
nam thuc » nam thuoc, am thuc, nam tu
va thanh » gia thanh, ban thanh, va tinh
hai cua » thai cua, dai cua, hoi cua
vu san » va san, vu ban
san ky » sang ky, van ky, dan ky
vi cua » vai cua, di cua
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu san ky nang x hoi. hieu nghe ((nam thuc) or (nam thu)) va thanh ((vi cua) or (hai cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu san ky nang x hoi. hieu nghe ((nam thuc) OR (nam thu)) va thanh ((vi cua) OR (hai cua)) te.
• Adding a wildcard symbol may retrieve word variants: vu san ky nang x hoi. hieu nghe ((nam thuc) or (nam thu)) va thanh ((vi cua) or (hai cua)) te*.