Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thanh di » thanh doi, thanh de, thanh do
hieu van » hieu va, thien van, lieu va
tu sach » thu sach, su sach, te sach
ly hang » ly quang
tuc ban » thuc ban, truc ban, tu ban
cac tuc » cac toc, cac tu, cac tac
thi van » thi lan, thi hanh, thi nang
di cua » dai cua, doi cua, de cua
cua te » cua tu
y hang » ty hang, yu hang, _ hang
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: tu sach ((y hang) or (ly hang)) x hoi. ((hieu van) or (thi van)) cac tuc ban thanh di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((y hang) OR (ly hang)) x hoi. ((hieu van) OR (thi van)) cac tuc ban thanh di cua te.
• Adding a wildcard symbol may retrieve word variants: tu sach ((y hang) or (ly hang)) x hoi. ((hieu van) or (thi van)) cac tuc ban thanh di cua te*.