| at work | 4 | location |
| mainly | 2 | degree |
| problem → be related to → safety | 66 |
| problem → relate to → safety | 18 |
| problem → be related to → the safety | 3 |
| problem → pertain to → safety | 3 |
| negative | neutral | positive |
| 0.314 | 0.503 | 0.183 |
| Raw frequency | 90 |
| Normalized frequency | 0.401 |
| Modifier score | 0.900 |
| Perplexity | 66.296 |