Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
hieu van » hieu va, thien van, lieu va
su sach » so sach
vai cua » dai cua, hai cua, lai cua
van lam » van nam
lang ha » long ha
ky lang » ky nang, ky dang, ky tang
vu sach » vu bach, vu khach
cua tuc » cua duc, cua tu, cua thuoc
ha hoi » hoa hoi, ha noi, xa hoi
loc va » hoc va
luc va » duc va, tuc 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) or (vu sach)) ky lang ha hoi. hieu van lam ((loc va) or (luc va)) hanh vai cua tuc~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (vu sach)) ky lang ha hoi. hieu van lam ((loc va) OR (luc va)) hanh vai cua tuc.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (vu sach)) ky lang ha hoi. hieu van lam ((loc va) or (luc va)) hanh vai cua tuc*.