| in order to avoid inconvenience | 6 | purpose |
| absolutely | 3 | degree |
| to prevent injuries | 2 | purpose |
| official → be → necessary | 20 |
| official → be → required | 12 |
| official → be → need | 5 |
| negative | neutral | positive |
| 0.155 | 0.782 | 0.063 |
| Raw frequency | 37 |
| Normalized frequency | 0.414 |
| Modifier score | 0.500 |
| Perplexity | 287.269 |