Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
dang xay » van xay
dang van » hoang van, hang va
sach hoi » sach doi, sach moi, cach thoi
te sach » toc sach
tuc ban » thuc ban, truc ban, tu ban
vai cua » hai cua, lai cua, bai cua
hieu ve » hieu va, hieu van
cam tuc » cam xuc, cam tu, nam thuc
ve cam » ve cham, ve cac, va cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach hoi ((dang xay) or (dang van)) hoi. hieu ve cam tuc ban thanh ((vai cua) or (dai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach hoi ((dang xay) OR (dang van)) hoi. hieu ve cam tuc ban thanh ((vai cua) OR (dai cua)) tre.
• Adding a wildcard symbol may retrieve word variants: te sach hoi ((dang xay) or (dang van)) hoi. hieu ve cam tuc ban thanh ((vai cua) or (dai cua)) tre*.