| with the engineering controls | 7 | other |
| to prevent spillage | 2 | purpose |
| often | 2 | degree |
| measure → be → combined | 17 |
| measure → be used in → combination | 11 |
| measure → be combined with → other measures | 4 |
| negative | neutral | positive |
| 0.125 | 0.623 | 0.253 |
| Raw frequency | 32 |
| Normalized frequency | 0.379 |
| Modifier score | 0.875 |
| Perplexity | 234.679 |