| Clue | Source | Date |
|---|---|---|
| Doubters | LA Times Daily | 11 May 2025 |
| People who aren't inclined to believe | ||
| Doubters | Newsday | 10 Mar 2024 |
| Doubters | Eugene Sheffer | 20 Sep 2023 |
| They're not buying it | The Washington Post Sunday | 03 Apr 2022 |
| Doubters | Premier Sunday | 18 Oct 2020 |
| They're beyond belief | Wall Street Journal | 09 Jan 2015 |
| They ask for proof | ||
| They're beyond belief | ||
| Doubters | ||
| "Show me" types | ||
| Show-me types | ||
| They're doubtful | ||
| Doubters | ||
| People with questions | ||
| Doubting Thomases | ||
| They have reservations | ||
| "Show-me" men | ||
| Disbelievers | ||
| Doubters. | ||
| They're tough sells |