| very | 25 | degree |
| in our modern times | 11 | temporal |
| extremely | 9 | degree |
| building → be → difficult | 148 |
| building → be → tricky | 13 |
| building → be → difficult task | 11 |
| building → entail → difficulty | 3 |
| building → prove → difficult | 3 |
| negative | neutral | positive |
| 0.527 | 0.367 | 0.106 |
| Raw frequency | 178 |
| Normalized frequency | 0.535 |
| Modifier score | 0.690 |
| Perplexity | 71.881 |