| 2023-12-11 | Partners of dits, in Morse code |
| 2023-07-03 | "– – –" units in Morse code |
| 2021-09-19 | There are three of them in a Morse "O" |
| 2016-08-06 | Morse "Toto," totally |
| 2015-11-17 | Bits of Morse code |
| 2015-03-11 | "Tom," entirely, in Morse code |
| 2011-11-20 | Morse bits |
| 2011-09-06 | Counterparts of dits |
| 2010-11-20 | Three of these make an O |
| 2010-05-06 | Morse bits |
| 2006-05-13 | Code bits |
| 2002-01-14 | Partners of dits |
| 2001-06-07 | Morse bits |
| 2001-01-25 | Morse T's |
| 2000-06-12 | Partner of 4-Down |
| 1999-12-15 | Parts of Morse code |
| 1999-10-03 | Morse code bits |
| 1998-09-30 | Dits' partners |
| 1998-05-23 | All of T-O-M-T-O-M, in Morse code |
| 1995-03-11 | Morse code dashes |
| 1994-09-27 | Dits' counterparts, in Morse code |