| during the period of the letting | 7 | temporal |
| for normal production work | 6 | purpose |
| safely | 4 | manner |
| machinery → be → operated | 20 |
| machinery → be in → use | 14 |
| machinery → be in → operation | 13 |
| machinery → be → operational | 4 |
| negative | neutral | positive |
| 0.178 | 0.706 | 0.116 |
| Raw frequency | 51 |
| Normalized frequency | 0.810 |
| Modifier score | 1.000 |
| Perplexity | 62.279 |