| for development | 8 | purpose |
| usually | 4 | degree |
| from - time | 4 | temporal |
| learning → require → time | 127 |
| learning → need → time | 10 |
| learning → involve → time | 5 |
| negative | neutral | positive |
| 0.181 | 0.560 | 0.259 |
| Raw frequency | 142 |
| Normalized frequency | 0.563 |
| Modifier score | 0.875 |
| Perplexity | 169.519 |