Perhaps you should try some spelling variations:
nhanh cong » nhanh chong, thanh cong, nganh cong
tieu sach » chieu sach, dien sach, te sach
cua nhung » va nhung
cong cua » cong cu, dong cua, huong cua
cong dan » huong dan, cong dong, cong tac
cong san » cong tac
cong tan » cong tac, cong thanh, cong ty
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu sach - nhanh cong cua nhung ((((cong dan) OR (cong san))) or (cong tan)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu sach - nhanh cong cua nhung ((((cong dan) OR (cong san))) OR (cong tan)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu sach - nhanh cong cua nhung ((((cong dan) OR (cong san))) or (cong tan)) toan ban".
• Adding a wildcard symbol may retrieve word variants: theo tieu sach - nhanh cong cua nhung ((((cong dan) OR (cong san))) or (cong tan)) toan ban*.