| 2024-09-16 | Negative campaign attacks |
| 2024-03-07 | Features of a dirty campaign |
| 2024-01-20 | Colors outside the lines? |
| 2023-10-03 | Slings mud at, in a campaign |
| 2022-02-06 | Slanders |
| 2017-06-16 | Makeup problems |
| 2014-08-26 | Slings mud at |
| 2010-12-28 | Slings mud at |
| 2009-02-18 | Artists' boo-boos |
| 2008-10-21 | Dirty tricks on the campaign trail |
| 2007-04-11 | Speaks ill of |
| 2006-11-10 | Slide preparations |
| 2005-11-30 | Drags through the mud |
| 2003-02-04 | Uses finger paints, say |
| 2001-07-11 | Sullies |
| 1999-08-17 | Slanders |
| 1999-04-28 | Spreads, as cream cheese |
| 1997-08-03 | Blurs |
| 1995-08-11 | Vilifies |
| 1994-09-10 | Bad-mouths |