Perhaps you should try some spelling variations:
chau triet » cau triet, cua triet, cau trieu
hieu vuc » hieu luc, hieu tuc, hieu thuc
vuc nang » cuc nang, vu nang, chuc nang
hanh lai » hanh lam, hanh tai, thanh lap
su sach » so sach, vu sach
nang xa » nang x, lang xa, nang ma
sach v » sach va, sach y, sach 2
v nang » va nang, vu nang, van nang
luc va » duc va, tuc va
loc va » hoc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach v nang xa hoi. hieu vuc nang ((luc va) OR (loc va)) hanh lai chau triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach v nang xa hoi. hieu vuc nang ((luc va) OR (loc va)) hanh lai chau triet".
• Adding a wildcard symbol may retrieve word variants: su sach v nang xa hoi. hieu vuc nang ((luc va) OR (loc va)) hanh lai chau triet*.