| very | 34 | degree |
| at times | 14 | temporal |
| sometimes | 12 | temporal |
| working → be → difficult | 199 |
| working → be → difficult task | 7 |
| working → prove → difficult | 5 |
| negative | neutral | positive |
| 0.509 | 0.314 | 0.177 |
| Raw frequency | 211 |
| Normalized frequency | 0.727 |
| Modifier score | 0.491 |
| Perplexity | 92.037 |