4. A method as in claim 3 further including: providing a user interface that allows the user to select a filtering sequence of one or more letter-indications after said display of the character-ordered list of best scoring recognition candidates; and responding to the selection of said filtering sequence by generating and showing on said display a new alphabetized choice list of recognition candidates, which new choice list is limited to candidates whose sequence of one or more characters start with said filtering sequence; and providing a user interface that enables a user to select one of the alphabetized recognition candidates from the new choice list; responding to a user selection of one of the recognition candidates in the new choice list by treating the selected candidate as the one or more words that correspond to the word input signal.
5. A method as in claim 4 wherein said responding to the selection of said filtering sequence by generating and showing a new alphabetized choice list includes: detecting whether or not the number of recognition candidates is below a desired number; and when a detection is made that the number of recognition candidates is below the desired number, selecting from a vocabulary list one or more additional candidates that start with the filtering sequence for inclusion in said new alphabetized choice list.