| very | 6 | degree |
| for survival | 5 | purpose |
| to make | 4 | purpose |
| incubator → be → essential | 15 |
| incubator → be → important | 7 |
| incubator → be → crucial | 5 |
| incubator → be → instrumental | 3 |
| incubator → be → necessary | 3 |
| negative | neutral | positive |
| 0.025 | 0.434 | 0.541 |
| Raw frequency | 33 |
| Normalized frequency | 0.751 |
| Modifier score | 0.900 |
| Perplexity | 77.317 |