| to run their course | 12 | purpose |
| sometimes | 2 | temporal |
| disease → take → time | 16 |
| disease → take → more time | 5 |
| disease → take → while | 4 |
| disease → take → some time | 3 |
| negative | neutral | positive |
| 0.612 | 0.348 | 0.040 |
| Raw frequency | 28 |
| Normalized frequency | 0.363 |
| Modifier score | 0.556 |
| Perplexity | 96.918 |