Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
cham tuc » nham thuc, pham thuc, tham thuc
hieu van » hieu va, thien van
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va
va danh » va dinh, va dan, va hanh
danh vi » hanh vi, dinh vi, danh di
te sach » toc sach
sach v » sach va, sach y, sach 2
v nang » va nang, vu nang, van nang
tuc va » thuc va, truc va, tuc xa
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: te sach v nang xa hoi. ((((hieu ve) OR (hieu van))) OR (lieu va)) cham tuc va danh vi cua triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach v nang xa hoi. ((((hieu ve) OR (hieu van))) or (lieu va)) cham tuc va danh vi cua triet~".
• Adding a wildcard symbol may retrieve word variants: te sach v nang xa hoi. ((((hieu ve) OR (hieu van))) or (lieu va)) cham tuc va danh vi cua triet*.