| 2024-10-31 | Kick around some concepts |
| 2024-10-25 | Conceptualize |
| 2023-10-18 | Brainstorm |
| 2022-08-07 | Think creatively |
| 2022-07-13 | Contribute to a brainstorming session |
| 2021-12-26 | Form thoughts |
| 2020-12-05 | Just think of something |
| 2019-11-02 | Use one's noodle, formally |
| 2018-12-13 | Imagine |
| 2018-10-16 | Dream up |
| 2018-04-02 | Think up |
| 2017-06-20 | Conceptualize |
| 2017-06-15 | Brainstorm |
| 2017-06-03 | Brainstorm |
| 2015-06-05 | Get creative |
| 2015-02-25 | Think up |
| 2015-01-12 | Do some brainstorming |
| 2013-07-26 | Philosophize, say |
| 2012-07-12 | Brainstorm |
| 2012-06-24 | Brainstorm |
| 2012-05-02 | Dream up |
| 2011-11-08 | Think creatively |
| 2011-03-01 | Cook up, so to speak |
| 2010-05-20 | Conceive |
| 2009-10-28 | Think up |
| 2009-09-15 | Brainstorm |
| 2009-08-24 | Think creatively |
| 2009-04-22 | Brainstorm |
| 2008-11-01 | Come up with something |
| 2006-11-19 | Think |
| 2003-12-29 | Put on one's thinking cap |
| 2001-09-22 | Cook up, so to speak |
| 2001-03-31 | Brainstorm |
| 2000-01-08 | Conceive |
| 1999-12-18 | Conceptualize |
| 1999-08-08 | Conceive |
| 1999-06-17 | Make plans, maybe |
| 1998-10-26 | Think creatively |
| 1998-10-11 | Conceive |
| 1998-09-20 | Be creative |
| 1997-05-03 | Come up with something |
| 1997-04-08 | Imagine |
| 1996-11-03 | Conceive |
| 1996-10-13 | Conceive |
| 1996-09-20 | Theorize |
| 1996-01-25 | Conceptualize |
| 1994-10-10 | Conceive |