Perhaps you should try some spelling variations:
nhanh cong » nhanh chong, thanh cong, nganh cong
cong thanh » dong thanh, cong trinh, cong tan
tieu sach » chieu sach, dien sach, te sach
cua nhung » va nhung
cong manh » cong danh, duong manh, hoang manh
cua hang » cua dang, cua cong, cua ban
toan cao » toan ban, toan tap

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 hang) OR (cua nhung)) ((cong manh) or (cong thanh)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu sach - nhanh cong ((cua hang) OR (cua nhung)) ((cong manh) OR (cong thanh)) toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu sach - nhanh cong ((cua hang) OR (cua nhung)) ((cong manh) or (cong thanh)) toan cao".
• Adding a wildcard symbol may retrieve word variants: theo tieu sach - nhanh cong ((cua hang) OR (cua nhung)) ((cong manh) or (cong thanh)) toan cao*.