| in practice | 3 | temporal |
| considerably more | 3 | degree |
| sometimes | 3 | temporal |
| accuracy → be → difficult | 8 |
| accuracy → be → problem | 5 |
| accuracy → be → hard | 4 |
| accuracy → be difficult to → achieve | 4 |
| accuracy → be difficult to → determine | 3 |
| negative | neutral | positive |
| 0.533 | 0.342 | 0.125 |
| Raw frequency | 24 |
| Normalized frequency | 0.454 |
| Modifier score | 0.400 |
| Perplexity | 27.357 |