Perhaps you should try some spelling variations:
su triet » su viet, su tien, ve triet
sach va » sach xa, sach ha, sach dao
luc van » luoc van, luu van, duc van
xuc van » duc van, xuc ban, thuc van
su sach » so sach, vu sach
nang xa » nang x, lang xa, nang ma
va nang » van nang, da nang, cam nang
ve cac » va cac, vien cac
ve cam » ve cham, va cam, ve cai
vi su » va su, ve su, ki 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: su sach va nang xa hoi. hieu ((ve cam) OR (ve cac)) ((xuc van) OR (luc van)) hanh vi su triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach va nang xa hoi. hieu ((ve cam) OR (ve cac)) ((xuc van) or (luc van)) hanh vi su triet~".
• Adding a wildcard symbol may retrieve word variants: su sach va nang xa hoi. hieu ((ve cam) OR (ve cac)) ((xuc van) or (luc van)) hanh vi su triet*.