Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, te sach
sach ty » sach y, sach tu, sach thu
hai cua » thai cua, dai cua, hoi cua
sai cua » dai cua, lai cua, bai cua
va danh » va dinh, va dan, va hanh
xa danh » dia danh, nam danh, van danh
danh ma » anh ma, danh ca, hanh ma
hieu le » hieu ve, hieu he, hieu ly
ty danh » ty doanh, ty anh, ky danh
le nam » ly nam, he nam, le na
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ty danh ma hoi. hieu le nam thu ((xa danh) or (va danh)) ((sai cua) or (hai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty danh ma hoi. hieu le nam thu ((xa danh) OR (va danh)) ((sai cua) OR (hai cua)) tre.
• Adding a wildcard symbol may retrieve word variants: tu sach ty danh ma hoi. hieu le nam thu ((xa danh) or (va danh)) ((sai cua) or (hai cua)) tre*.