| Clue | Source | Date |
|---|---|---|
| Response to a bell | LA Times Daily | 05 Oct 2019 |
| Response to a bell | The Washington Post | 05 Oct 2019 |
| Response to a knock | Universal | 19 May 2019 |
| Response to a knock | LA Times Daily | 20 Apr 2019 |
| Response to a knock | The Washington Post | 20 Apr 2019 |
| Response to a knock | ||
| Response to a bell | ||
| Response to a knock | ||
| Pre-admittance query | Newsday | 02 Feb 2018 |
| Response to a ring | LA Times Daily | 21 Jan 2016 |
| Response to a ring | ||
| Response to knocking | ||
| Response to a bell | ||
| Reply to "The phone's for you" | ||
| Reply to a knock | ||
| Response to a knock on the door. |