| Clue | Source | Date |
|---|---|---|
| Monitor or observe carefully | ||
| Monitor or watch closely | Mirror Classic | 16 Feb 2024 |
| Don't give to Bill Junior to study informally | Irish Times Crosaire | 04 Oct 2017 |
| Watch closely | LA Times Daily | 08 Jun 2016 |
| Monitor didn't fire sailors concealing drug | The Times Cryptic | 27 Apr 2016 |
| Watch closely | ||
| Follow closely | ||
| Watch | ||
| Stalk | ||
| Observe closely | ||
| Check carefully. | ||
| Follow closely |