Perhaps you should try some spelling variations:
chau triet » cau triet, cua triet, cau trieu
hanh lai » hanh lam, hanh tai, thanh lap
su sach » so sach, vu sach
nang xa » nang x, lang xa, nang ma
vu nang » vuc nang, vu dang, vu bang
va nang » van nang, da nang, cam nang
sach v » sach va, sach y, sach 2
v nang » van nang, voi nang, vuc nang
luc va » tuc va, loc 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 ((vu nang) OR (va nang)) ((luc va) or (duc va)) hanh lai chau triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach v nang xa hoi. hieu ((vu nang) OR (va nang)) ((luc va) OR (duc 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 ((vu nang) OR (va nang)) ((luc va) or (duc va)) hanh lai chau triet".
• Adding a wildcard symbol may retrieve word variants: su sach v nang xa hoi. hieu ((vu nang) OR (va nang)) ((luc va) or (duc va)) hanh lai chau triet*.