| safely | 3 | manner |
| originally | 2 | manner |
| from deep neck regions of patients | 2 | location |
| bat → be → collected | 16 |
| bat → be → obtained | 10 |
| negative | neutral | positive |
| 0.246 | 0.700 | 0.054 |
| Raw frequency | 26 |
| Normalized frequency | 0.428 |
| Modifier score | 1.000 |
| Perplexity | 252.752 |