Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thanh le » thinh le, thanh ve, thanh de
tu sach » thu sach, su sach, te sach
sach ty » sach y, sach tu, sach thu
ty lang » tay lang, ty xang, ty hang
lang xa » lang ha, dang xay, lang van
tuc ban » thuc ban, truc ban, tu ban
ve cam » ve cham, ve cac, ve cai
va cam » va cham, va cac, va cao
le cua » ly 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 lang xa hoi. hieu ((ve cam) OR (va cam)) tuc ban thanh le cua vat~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ty lang xa hoi. hieu ((ve cam) OR (va cam)) tuc ban thanh le cua vat".
• Adding a wildcard symbol may retrieve word variants: tu sach ty lang xa hoi. hieu ((ve cam) OR (va cam)) tuc ban thanh le cua vat*.