| so far | 11 | other |
| by changing a single gene | 4 | manner |
| scientist → can → observe | 28 |
| scientist → be able to → observe | 17 |
| scientist → could → observe | 6 |
| scientist → be able to → observe them | 4 |
| negative | neutral | positive |
| 0.124 | 0.733 | 0.144 |
| Raw frequency | 55 |
| Normalized frequency | 0.513 |
| Modifier score | 0.500 |
| Perplexity | 291.947 |