| from service | 22 | other |
| from certain streets | 13 | location |
| due to emissions | 12 | cause |
| bus → be → removed | 62 |
| bus → be → withdrawn | 30 |
| negative | neutral | positive |
| 0.322 | 0.582 | 0.096 |
| Raw frequency | 92 |
| Normalized frequency | 0.601 |
| Modifier score | 0.938 |
| Perplexity | 158.947 |