| in any parts of the world | 8 | location |
| nearly | 5 | degree |
| within a population | 5 | location |
| disease → be → extinct | 15 |
| disease → become → extinct | 6 |
| disease → go → extinct | 3 |
| negative | neutral | positive |
| 0.680 | 0.290 | 0.030 |
| Raw frequency | 24 |
| Normalized frequency | 0.338 |
| Modifier score | 0.700 |
| Perplexity | 235.410 |