Perhaps you should try some spelling variations:
sach thue » sach thu, sach thieu, sach tham
thue bang » thu bang, thien bang, thuat bang
quoc ban » quoc bao, quoc lan, quoc quan
tu sach » thu sach, su sach, te sach
bang xa » lang xa, bang va, mang xa
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
xuc ban » duc ban, cuc ban, xuat ban
cua tre » cua te, cuu tre, cua triet
cua su » qua su

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: tu sach thue bang xa hoi. hieu ve cham ((xuc ban) OR (quoc ban)) anh d ((cua tre) OR (cua su))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach thue bang xa hoi. hieu ve cham ((xuc ban) OR (quoc ban)) anh d ((cua tre) or (cua su))~".
• Adding a wildcard symbol may retrieve word variants: tu sach thue bang xa hoi. hieu ve cham ((xuc ban) OR (quoc ban)) anh d ((cua tre) or (cua su))*.