Perhaps you should try some spelling variations:
nghe nam » nghe lam, nghiep nam, nghe nano
hai cua » thai cua, dai cua, hoi cua
sai cua » dai cua, lai cua, bai cua
xa danh » va danh, dia danh, nam danh
su sach » so sach, vu sach
sach ty » sach y, sach tu, sach thu
nang ma » tang ma, sang ma, nang cao
ty nang » ky nang, ty xang, ty hang
he nam » ha nam
thu xa » thu xac, thu ha, thu xe
ma hoi » mai hoi, xa hoi, ma hoa

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: su sach ty nang ma hoi. hieu ((he nam) OR (nghe nam)) thu xa danh ((sai cua) OR (hai cua)) triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ty nang ma hoi. hieu ((he nam) or (nghe nam)) thu xa danh ((sai cua) OR (hai cua)) triet~".
• Adding a wildcard symbol may retrieve word variants: su sach ty nang ma hoi. hieu ((he nam) or (nghe nam)) thu xa danh ((sai cua) OR (hai cua)) triet*.