| over time | 4 | temporal |
| significantly | 3 | degree |
| gradually | 2 | degree |
| symptom → be → lessened | 36 |
| symptom → can → lessen | 6 |
| symptom → lessen in → severity | 5 |
| symptom → lessened in → severity | 4 |
| symptom → lessen in → patient | 3 |
| symptom → lessen for → many people | 3 |
| negative | neutral | positive |
| 0.166 | 0.604 | 0.230 |
| Raw frequency | 57 |
| Normalized frequency | 0.397 |
| Modifier score | 0.700 |
| Perplexity | 179.418 |