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
ve cham » va cham, ve chat, vu cham
ty lang » tay lang, ty hang, tu lang
tuc ban » thuc ban, truc ban, tu ban
ve cam » ve cac, va cam, ve cai
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) OR (ty xang)) ha noi. hieu ((ve cam) or (ve cham)) tuc ban thanh le cua vat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((ty lang) OR (ty xang)) ha noi. hieu ((ve cam) OR (ve cham)) tuc ban thanh le cua vat.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ((ty lang) OR (ty xang)) ha noi. hieu ((ve cam) or (ve cham)) tuc ban thanh le cua vat".
• Adding a wildcard symbol may retrieve word variants: tu sach ((ty lang) OR (ty xang)) ha noi. hieu ((ve cam) or (ve cham)) tuc ban thanh le cua vat*.