Perhaps you should try some spelling variations:
cham tuc » nham thuc, pham thuc, tham thuc
van dinh » van minh, van dich, va dinh
vai cua » dai cua, hai cua, lai cua
va danh » va dinh, va dan, va hanh
te sach » toc sach
tu cham » toc cham, thi cham
hieu tu » chieu tu, hieu tuc, hien tu
lang xa » lang ha, dang xay, lang van
sach o » sach lo, sac o, sach y
vi cua » di cua
o lang » hoa lang, hoi lang

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 o lang xa hoi. hieu tu cham tuc ((va danh) OR (van dinh)) ((vi cua) OR (vai cua)) triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach o lang xa hoi. hieu tu cham tuc ((va danh) or (van dinh)) ((vi cua) OR (vai cua)) triet~".
• Adding a wildcard symbol may retrieve word variants: te sach o lang xa hoi. hieu tu cham tuc ((va danh) or (van dinh)) ((vi cua) OR (vai cua)) triet*.