| by revisiting past experiences | 11 | manner |
| from each other | 8 | other |
| from animals | 8 | other |
| human → can → learn | 65 |
| human → be able to → learn | 10 |
| human → could → learn | 7 |
| negative | neutral | positive |
| 0.092 | 0.541 | 0.367 |
| Raw frequency | 82 |
| Normalized frequency | 0.654 |
| Modifier score | 0.650 |
| Perplexity | 22.020 |