Perhaps you should try some spelling variations:
nghe nam » nghe lam, nghiep nam, nghe nano
nang ma » tang ma, sang ma, nang cao
va danh » va dinh, va dan, va hanh
sai cua » dai cua, lai cua, bai cua
hai cua » thai cua, dai cua, hoi cua
tu sai » tu bai, tu san, tu cai
sai ky » sac ky
ma hoi » mai hoi, xa hoi, ma hoa
he nam » ha nam
thu va » thuc va, thue va, tu va

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sai ky nang ma hoi. hieu ((he nam) OR (nghe nam)) thu va danh ((sai cua) or (hai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sai ky nang ma hoi. hieu ((he nam) OR (nghe nam)) thu va danh ((sai cua) OR (hai cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sai ky nang ma hoi. hieu ((he nam) OR (nghe nam)) thu va danh ((sai cua) or (hai cua)) tre".
• Adding a wildcard symbol may retrieve word variants: tu sai ky nang ma hoi. hieu ((he nam) OR (nghe nam)) thu va danh ((sai cua) or (hai cua)) tre*.