| to become matched | 6 | purpose |
| to selection pressures | 4 | cause |
| gradually | 3 | manner |
| organism → can → evolve | 13 |
| organism → evolve over → time | 9 |
| organism → be → evolving | 5 |
| organism → evolve in → response | 3 |
| negative | neutral | positive |
| 0.033 | 0.643 | 0.324 |
| Raw frequency | 30 |
| Normalized frequency | 0.534 |
| Modifier score | 0.500 |
| Perplexity | 155.510 |