| very | 14 | degree |
| because of their powerful features | 7 | cause |
| infinitely more | 3 | degree |
| engine → be → expensive | 50 |
| engine → be → costly | 13 |
| engine → be expensive to → produce | 6 |
| engine → be expensive to → build | 4 |
| engine → be expensive to → run | 4 |
| engine → be expensive to → operate | 3 |
| engine → be costly to → build | 3 |
| negative | neutral | positive |
| 0.545 | 0.343 | 0.112 |
| Raw frequency | 83 |
| Normalized frequency | 0.537 |
| Modifier score | 0.467 |
| Perplexity | 96.685 |