[["The two letter designation, C.O.., is an abbreviation for the state of Colorado.", 105.0], ["Colorado", 92.66666666666667], ["CO is the state abbreviation for Colorado.", 40.0], ["Colorado officially is the state that uses the two letter designation CO.", 29.0], ["C-O is the two-letter Postal abbreviation for Colorado.", 21.0]]
what state abbreviation is c. o.
geography,abbreviation,states