Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
toc sach » hoc sach, doc sach, thuoc sach
hieu van » hieu va, thien van, lieu va
sach ty » sach y, sach tu, sach thu
ty lang » tay lang, ty xang, ty hang
lang xa » lang ha, dang xay, lang van
van lam » van nam
lam luc » lao luc, lam duoc
hanh va » hanh vi
luc va » duc va, tuc va, loc va

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "toc sach ty lang xa hoi. hieu van lam luc va ((hanh va) OR (hang va)) cua triet~".
• Adding a wildcard symbol may retrieve word variants: toc sach ty lang xa hoi. hieu van lam luc va ((hanh va) OR (hang va)) cua triet*.