| particularly | 3 | degree |
| in europe | 3 | location |
| commonly | 2 | temporal |
| disease → cause → epidemic | 15 |
| disease → occur in → epidemic | 9 |
| disease → result in → epidemic | 3 |
| negative | neutral | positive |
| 0.737 | 0.239 | 0.024 |
| Raw frequency | 27 |
| Normalized frequency | 0.357 |
| Modifier score | 0.775 |
| Perplexity | 212.078 |