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 » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
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 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 tan)) toan ban".
• Adding a wildcard symbol may retrieve word variants: theo tieu sach - nhanh cong cua nhung ((cong dan) OR (cong tan)) toan ban*.