| Clue | Source | Date |
|---|---|---|
| Make a hole deeper | Newsday | 16 Jan 2024 |
| Make anew, as a trench | The Washington Post | 03 May 2020 |
| Make anew, as a trench | LA Times Daily | 03 May 2020 |
| Make a new hole | The Chronicle of Higher Education | 09 Feb 2018 |
| Make a new hole | ||
| Excavate anew | LA Times Daily | 22 Jan 2017 |
| Excavate anew | ||
| Make a new hole | Newsday | 20 Sep 2015 |
| Excavate again | LA Times Daily | 23 Aug 2015 |
| Do one's archaeological work again | USA Today | 28 Feb 2015 |
| Do one's archaeological work again | ||
| Excavate again | ||
| Make a new hole | ||
| Excavate again | ||
| Make a new excavation | ||
| Make even deeper | ||
| Excavate anew | ||
| Excavate again | ||
| Excavate again | ||
| Excavate anew | ||
| Make new holes | ||
| Excavate anew | ||
| Fix, as a trench | ||
| Make a new hole | ||
| Make a new excavation | ||
| Unearth again | ||
| Make a new hole | ||
| Fix a foxhole | ||
| Be overly optimistic with one's archeological work | ||
| Do further archeological work | ||
| Make a new hole | ||
| Unearth again | ||
| Use the spade again | ||
| Delve again | ||
| Spade again. | ||
| Excavate further. | ||
| Do more spadework. | ||
| Spade up again. | ||
| Excavate again. |