Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thanh gia » thanh gian, thanh giang, thanh nghia
hieu van » hieu va, thien van, lieu va
sach thu » sach thue, sach thieu, sach tham
gia cua » gian cua, giau cua, gia cuc
tuc ban » thuc ban, truc ban, tu ban
lam tuc » lam thuoc, lam truoc, luat tuc
van lam » van nam
cua tre » cua te, cuu tre, cua triet
lang ha » long ha
lang xa » dang xay, lang van

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((sach y) or (sach thu)) ((lang xa) or (lang ha)) hoi. hieu van lam tuc ban thanh gia cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((sach y) OR (sach thu)) ((lang xa) OR (lang ha)) hoi. hieu van lam tuc ban thanh gia cua tre.
• Adding a wildcard symbol may retrieve word variants: toc ((sach y) or (sach thu)) ((lang xa) or (lang ha)) hoi. hieu van lam tuc ban thanh gia cua tre*.