3. Grupul de litere incepe cu:

IF-40-A??IF-40-B??IF-40-C??IF-40-D??IF-40-E??IF-40-F??IF-40-G??IF-40-H??IF-40-I??
IF-40-J??IF-40-K??IF-40-L??IF-40-M??IF-40-N??IF-40-O??IF-40-P??IF-40-Q??IF-40-R??
IF-40-S??IF-40-T??IF-40-U??IF-40-V??IF-40-W??IF-40-X??IF-40-Y??IF-40-Z??