Perhaps you should try some spelling variations:
pham chuc » pham duc, pham huu, kham chua
hanh vai » hanh vi, hanh va, hanh tai
thi nang » thi cong, ki nang, thi hanh
so sach » bo sach, co sach, hoc sach
va hanh » van hanh, va thanh, va danh
chuc va » thuc va, thuc vat
hieu ve » hieu va, hieu van
ve pham » vi pham, v pham, ve phan
nang ma » tang ma, sang ma, nang cao
so sanh » do sanh
ma hoi » mai hoi, xa hoi, ma hoa
cua tu » cua tuc, cua cu, cua te
cua su » qua su

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 (so sanh)) thi nang ma hoi. hieu ve pham chuc va hanh vai ((cua tu) or (cua su))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((so sach) OR (so sanh)) thi nang ma hoi. hieu ve pham chuc va hanh vai ((cua tu) OR (cua su)).
• Adding a wildcard symbol may retrieve word variants: ((so sach) or (so sanh)) thi nang ma hoi. hieu ve pham chuc va hanh vai ((cua tu) or (cua su))*.