Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
cham tuc » nham thuc, pham thuc, tham thuc
thanh ly » thanh lay, thanh ky, thanh le
tu sach » thu sach, su sach, te sach
ty hang » ly hang, thi hang, thu hang
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
tuc ban » thuc ban, truc ban, tu ban
ly cua » le cua

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 hang) OR (ty xang)) xa hoi. hieu ve cham tuc ban thanh ly cua vat~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ((ty hang) OR (ty xang)) xa hoi. hieu ve cham tuc ban thanh ly cua vat".
• Adding a wildcard symbol may retrieve word variants: tu sach ((ty hang) OR (ty xang)) xa hoi. hieu ve cham tuc ban thanh ly cua vat*.