15. A circuit for retrieving information from a directory in response to a sequence of spoken characters in accordance with claim 14 wherein said modified candidate word generating means comprises means responsive to said detected mismatched position for substituting the next most probable character in the detected mismatched position of the array in the detected mismatched position of the candidate word.
15. A circuit for retrieving information from a directory in response to a sequence of spoken characters in accordance with claim 14 wherein said modified candidate word generating means comprises means responsive to said detected mismatched position for substituting the next most probable character in the detected mismatched position of the array in the detected mismatched position of the candidate word. 16. A circuit for retrieving information from a directory in response to a sequence of spoken characters in accordance with claim 15 wherein said modified candidate word generating means further comprises means responsive to the absence of a next most probable character in the detected mismatched position of the array for generating a second signal; means responsive to said second signal for replacing the character in said detected mismatched position of the candidate word with the most probable character of said detected mismatched position of the array; means for shifting the detected mismatched position left to the next left position of the array in which there is a next most probable character for substitution; and means for substituting said next most probable character in said next left position of the array for the character in said next left position of the candidate word.