| either alone | 5 | manner |
| through clinical trials | 5 | other |
| all the time | 4 | temporal |
| new drug → be → tested | 42 |
| new drug → be tested in → patient | 5 |
| new drug → be tested on → human | 4 |
| new drug → be tested in → people | 3 |
| negative | neutral | positive |
| 0.263 | 0.606 | 0.131 |
| Raw frequency | 54 |
| Normalized frequency | 0.711 |
| Modifier score | 0.850 |
| Perplexity | 405.373 |