Perhaps you should try some spelling variations:
nham nang » phap nang, cam nang, kha nang
phan chuc » pham chuc, phan khuc, phan thuc
hanh lai » hanh lam, hanh tai, thanh lap
so sach » so sanh, bo sach, hoc sach
co sach » bo sach, cuon sach, hoc sach
cao hoi » cau hoi, co hoi, cao hoc
hieu ve » hieu va, hieu van
ve phan » va phan, ke phan, ve phat
chuc va » thuc va, thuc vat
va hanh » van hanh, va thanh, va danh
lai cua » dai cua, hai cua, lai chau
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((so sach) or (co sach)) nham nang cao hoi. hieu ve phan chuc va hanh lai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((so sach) OR (co sach)) nham nang cao hoi. hieu ve phan chuc va hanh lai cua te.
• Adding a wildcard symbol may retrieve word variants: ((so sach) or (co sach)) nham nang cao hoi. hieu ve phan chuc va hanh lai cua te*.