| due to an error on our part | 10 | cause |
| in our time | 8 | temporal |
| sometimes | 7 | degree |
| return → be → required | 129 |
| return → be → necessary | 87 |
| return → be → requirement | 3 |
| negative | neutral | positive |
| 0.157 | 0.745 | 0.097 |
| Raw frequency | 219 |
| Normalized frequency | 0.670 |
| Modifier score | 0.107 |
| Perplexity | 90.593 |