Perhaps you should try some spelling variations:
pham chuc » pham duc, pham huu, kham chua
hanh lai » hanh lam, hanh tai, thanh lap
thi nang » thi cong, ki nang
thi hanh » thi thanh
so sach » so sanh, co sach, hoc sach
ve pham » vi pham, v pham, ve phan
lai cua » dai cua, hai cua, lai chau
va hanh » van hanh, va thanh, va danh
chuc va » thuc va, thuc vat
tai hoi » tai khoi, dai hoi, tai hai
hieu ve » hieu va, hieu van
bo sach » co sach, hoc sach
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 (bo sach)) ((thi nang) or (thi hanh)) tai hoi. hieu ve pham chuc va hanh lai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((so sach) OR (bo sach)) ((thi nang) OR (thi hanh)) tai hoi. hieu ve pham chuc va hanh lai cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((so sach) OR (bo sach)) ((thi nang) or (thi hanh)) tai hoi. hieu ve pham chuc va hanh lai cua te*".