| very | 17 | degree |
| for embryonic growth | 12 | purpose |
| during early life | 12 | temporal |
| stem cell → be → important | 62 |
| stem cell → be → crucial | 21 |
| stem cell → be → essential | 21 |
| stem cell → be → vital | 18 |
| stem cell → be → the key | 15 |
| stem cell → be → critical | 9 |
| stem cell → be → key | 8 |
| stem cell → be → the most important cells | 4 |
| negative | neutral | positive |
| 0.050 | 0.442 | 0.508 |
| Raw frequency | 158 |
| Normalized frequency | 0.800 |
| Modifier score | 0.500 |
| Perplexity | 52.173 |