| Typicality: | 0.651 |
| Saliency: | 0.711 |
| to fuel buses | 6 | purpose |
| for decades | 6 | temporal |
| commonly | 4 | temporal |
| propane → be used in → vehicle | 8 |
| propane → be used as → a vehicle fuel | 6 |
| propane → be used as → vehicle fuel | 4 |
| propane → be utilized for → engine fuel | 4 |
| propane → be used as → a transportation fuel | 4 |
| propane → be used to fuel → vehicle | 4 |
| propane → be used for → car | 3 |
| propane → be used as → a motor fuel | 3 |
| negative | neutral | positive |
| 0.118 | 0.704 | 0.179 |
| Raw frequency | 36 |
| Normalized frequency | 0.711 |
| Modifier score | 0.800 |
| Perplexity | 89.596 |