1. A method for controlling a speech-recognition text-generation system that captures speech, converts the captured speech into character strings through speech recognition, the method comprising: determining whether or not the character strings include a predetermined phrase; specifying, in a case where the predetermined phrase is determined to be included, a character string associated with the predetermined phrase among the character strings as a first character string which is a deletion candidate; and displaying the first character string in a first display form on a display terminal and displaying a second character string, which is a character string other than the first character string, in a second display form on the display terminal.