| without disturbing the specimen | 5 | manner |
| on another aspect of traffic | 4 | location |
| in human subjects | 3 | other |
| scientist → do → study | 37 |
| scientist → engage in → study | 3 |
| negative | neutral | positive |
| 0.344 | 0.571 | 0.085 |
| Raw frequency | 40 |
| Normalized frequency | 0.457 |
| Modifier score | 0.600 |
| Perplexity | 82.845 |