| because of their compact design | 10 | cause |
| much | 7 | degree |
| in weight | 6 | other |
| engine → be → lighter | 118 |
| engine → become → lighter | 16 |
| engine → be made → lighter | 4 |
| engine → get → lighter | 3 |
| negative | neutral | positive |
| 0.033 | 0.323 | 0.644 |
| Raw frequency | 141 |
| Normalized frequency | 0.623 |
| Modifier score | 0.900 |
| Perplexity | 290.148 |