| further | 6 | degree |
| extensively | 4 | degree |
| carefully | 3 | manner |
| mutation → be → studied | 23 |
| mutation → be → analyzed | 20 |
| mutation → be → examined | 8 |
| mutation → be → analysed | 8 |
| mutation → be → investigated | 7 |
| mutation → be → demonstrated | 5 |
| negative | neutral | positive |
| 0.218 | 0.713 | 0.069 |
| Raw frequency | 71 |
| Normalized frequency | 0.640 |
| Modifier score | 0.600 |
| Perplexity | 145.670 |