| no longer | 5 | temporal |
| for some children | 5 | transitive-object |
| sometimes | 3 | temporal |
| learning → be → stressful | 40 |
| learning → become → stressful | 4 |
| learning → be → stressful process | 3 |
| negative | neutral | positive |
| 0.596 | 0.263 | 0.142 |
| Raw frequency | 47 |
| Normalized frequency | 0.401 |
| Modifier score | 0.467 |
| Perplexity | 30.297 |