| very | 7 | degree |
| to machine | 7 | transitive-object |
| notoriously | 3 | degree |
| titanium → be → difficult | 11 |
| titanium → be difficult to → work | 7 |
| titanium → be → difficult material | 4 |
| titanium → be difficult to → manipulate | 3 |
| titanium → be → difficult metal | 3 |
| negative | neutral | positive |
| 0.500 | 0.355 | 0.145 |
| Raw frequency | 28 |
| Normalized frequency | 0.505 |
| Modifier score | 0.500 |
| Perplexity | 89.583 |