Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thu sach » tu sach, thuat sach, thuoc sach
sach ky » sac ky, sach y, sach ty
xuc ban » duc ban, cuc ban, quoc ban
mang xa » lang xa, mang may, dang xay
vai cua » dai cua, hai cua, lai cua
hieu ve » hieu va, hieu van
ve cam » ve cham, ve cac, va cam
di cua » dai cua, doi cua, de cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach ky ((mang xa) or (nang x)) hoi. hieu ve cam xuc ban thanh ((vai cua) or (di cua)) triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ky ((mang xa) OR (nang x)) hoi. hieu ve cam xuc ban thanh ((vai cua) OR (di cua)) triet.
• Adding a wildcard symbol may retrieve word variants: thu sach ky ((mang xa) or (nang x)) hoi. hieu ve cam xuc ban thanh ((vai cua) or (di cua)) triet*.