| Typicality: | 0.446 |
| Saliency: | 0.803 |
| prior to | 21 | temporal |
| to the preparation of the case | 10 | purpose |
| absolutely | 8 | degree |
| investigation → be → necessary | 244 |
| investigation → be → required | 185 |
| investigation → be → need | 4 |
| investigation → become → necessary | 3 |
| negative | neutral | positive |
| 0.192 | 0.730 | 0.078 |
| Raw frequency | 436 |
| Normalized frequency | 0.803 |
| Modifier score | 0.044 |
| Perplexity | 86.299 |