2. The method as defined in claim 1 further including a step of defining the expected character string as a small character string when a number of characters in the expected character string does not exceed a pre-determined number of characters.
2. The method as defined in claim 1 further including a step of defining the expected character string as a small character string when a number of characters in the expected character string does not exceed a pre-determined number of characters. 5. The method as defined in claim 2 wherein the step of searching for each character of the scanned OCR character string further comprises searching a scanned OCR character string having missing characters.