Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thanh vi » hanh vi, thanh va, thanh ve
cua viet » ca viet, hoa viet, cua vat
su sach » so sach, vu sach
sach tu » sach thu, cach tu, sach ty
tu xang » ty xang, tu lang, tu quang
xuc ban » duc ban, cuc ban, quoc ban
xang x » nang x
ve cac » va cac, vien cac
va cam » va cham, va cac, va cao
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: su sach tu xang x hoi. hieu ((ve cac) or (va cam)) xuc ban thanh vi cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach tu xang x hoi. hieu ((ve cac) OR (va cam)) xuc ban thanh vi cua viet.
• Adding a wildcard symbol may retrieve word variants: su sach tu xang x hoi. hieu ((ve cac) or (va cam)) xuc ban thanh vi cua viet*.