Perhaps you should try some spelling variations:
thanh dai » thanh hai, thanh tai, thanh dat
pham chuc » pham duc, pham huu, kham chua
va thanh » gia thanh, ban thanh, va tinh
thi nang » ki nang, thi hanh
thi cong » tai cong, thien cong
chuc va » thuc va, thuc vat
ve pham » vi pham, v pham, ve phan
hieu ve » hieu va, hieu van
so sach » bo sach, co sach, hoc sach
cao hoi » cau hoi, co hoi, cao hoc
so sanh » do sanh
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 (so sanh)) ((thi nang) OR (thi cong)) cao hoi. hieu ve pham chuc va thanh dai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((so sach) OR (so sanh)) ((thi nang) OR (thi cong)) cao hoi. hieu ve pham chuc va thanh dai cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((so sach) or (so sanh)) ((thi nang) OR (thi cong)) cao hoi. hieu ve pham chuc va thanh dai cua te".
• Adding a wildcard symbol may retrieve word variants: ((so sach) or (so sanh)) ((thi nang) OR (thi cong)) cao hoi. hieu ve pham chuc va thanh dai cua te*.