| for its durability | 8 | cause |
| very | 7 | degree |
| for its correct working | 7 | purpose |
| motor → be → important | 21 |
| motor → be → essential | 15 |
| motor → be → vital | 5 |
| motor → be → critical | 5 |
| negative | neutral | positive |
| 0.072 | 0.605 | 0.323 |
| Raw frequency | 46 |
| Normalized frequency | 0.507 |
| Modifier score | 0.500 |
| Perplexity | 278.365 |