Perhaps you should try some spelling variations:
va hanh » van hanh, va thanh, va danh
hai tuc » thai tuc, hai cuc, thai thuc
sanh ky » hanh ky, sang ky, nganh ky
so sanh » do sanh
tay hoi » tay ho, tao hoi, tay thai
xay hoi » xa hoi, cay phoi, gay thoi
ky dang » ky nang, ky danh
qua hai » qua hoat
tuc va » thuc va, truc va, tuc xa
vi su » va su, ki su, oi su
ve su » va su

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: so sanh ky dang ((xay hoi) OR (tay hoi)). hieu qua hai tuc va hanh ((vi su) OR (ve su)) triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sanh ky dang ((xay hoi) OR (tay hoi)). hieu qua hai tuc va hanh ((vi su) or (ve su)) triet~".
• Adding a wildcard symbol may retrieve word variants: so sanh ky dang ((xay hoi) OR (tay hoi)). hieu qua hai tuc va hanh ((vi su) or (ve su)) triet*.