| Typicality: | 0.343 |
| Saliency: | 0.422 |
| for years | 18 | temporal |
| for long periods | 6 | temporal |
| depending on the weather | 3 | other |
| virus → persist in → the environment | 20 |
| virus → remain in → the environment | 9 |
| virus → stay in → the environment | 3 |
| negative | neutral | positive |
| 0.613 | 0.333 | 0.055 |
| Raw frequency | 32 |
| Normalized frequency | 0.422 |
| Modifier score | 0.500 |
| Perplexity | 47.784 |