Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
toc sach » hoc sach, doc sach, thuoc sach
lang van » tang van, hoang van, giang van
thanh vi » hanh vi, thanh va, thanh ve
dang van » hoang van, hang va
va cham » va chat, va tham
tuc van » thuc van, truc van, tuc va
cua tre » cua te, cuu tre, cua triet
ve cham » ve chat, vu cham, ve chim
vi cua » vai cua, di cua

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

• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach y ((lang van) OR (dang van)) hoi. hieu ((ve cham) OR (va cham)) tuc van thanh vi cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc sach y ((lang van) OR (dang van)) hoi. hieu ((ve cham) or (va cham)) tuc van thanh vi cua tre~".
• Adding a wildcard symbol may retrieve word variants: toc sach y ((lang van) OR (dang van)) hoi. hieu ((ve cham) or (va cham)) tuc van thanh vi cua tre*.