Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
te sach » toc sach
lang xa » dang xay, lang van
vai cua » dai cua, hai cua, lai cua
lang ha » long ha
hieu ve » hieu va, hieu van
cam tuc » cam xuc, cam tu, nam thuc
tuc van » thuc van, truc van, tuc va
vi cua » di cua
ve cam » ve cham, ve cac, va cam

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: te sach _ ((lang xa) OR (lang ha)) hoi. hieu ve cam tuc van thanh ((vi cua) OR (vai cua)) te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach _ ((lang xa) OR (lang ha)) hoi. hieu ve cam tuc van thanh ((vi cua) or (vai cua)) te~".
• Adding a wildcard symbol may retrieve word variants: te sach _ ((lang xa) OR (lang ha)) hoi. hieu ve cam tuc van thanh ((vi cua) or (vai cua)) te*.