| in merging into one | 9 | temporal |
| so often | 6 | temporal |
| between a train | 4 | location |
| collision → can → occur | 33 |
| collision → could → occur | 14 |
| collision → can → result | 5 |
| collision → can → happen | 3 |
| collision → could → happen | 3 |
| negative | neutral | positive |
| 0.452 | 0.485 | 0.063 |
| Raw frequency | 58 |
| Normalized frequency | 0.624 |
| Modifier score | 0.000 |
| Perplexity | 54.686 |