| to aircraft | 13 | transitive-object |
| particularly | 12 | degree |
| constantly | 7 | degree |
| pilot → be → alert | 77 |
| pilot → be on → the lookout | 7 |
| pilot → be on → alert | 3 |
| negative | neutral | positive |
| 0.187 | 0.673 | 0.139 |
| Raw frequency | 87 |
| Normalized frequency | 0.590 |
| Modifier score | 1.000 |
| Perplexity | 46.501 |