| very | 16 | degree |
| to scale up replacements | 13 | purpose |
| a bit | 7 | degree |
| machine → be → difficult | 81 |
| machine → look → difficult | 4 |
| machine → be → tricky | 4 |
| machine → prove → difficult | 4 |
| negative | neutral | positive |
| 0.534 | 0.356 | 0.110 |
| Raw frequency | 93 |
| Normalized frequency | 0.564 |
| Modifier score | 0.517 |
| Perplexity | 334.991 |