| very | 14 | degree |
| notoriously | 6 | degree |
| in the past | 6 | temporal |
| fuel cell → be → expensive | 56 |
| fuel cell → be expensive to → produce | 3 |
| negative | neutral | positive |
| 0.678 | 0.251 | 0.071 |
| Raw frequency | 59 |
| Normalized frequency | 0.599 |
| Modifier score | 0.883 |
| Perplexity | 59.932 |