| always | 9 | degree |
| very | 7 | degree |
| before covering them | 7 | temporal |
| pipe → be → clean | 105 |
| pipe → be kept → clean | 9 |
| pipe → be left → clean | 5 |
| negative | neutral | positive |
| 0.085 | 0.527 | 0.388 |
| Raw frequency | 119 |
| Normalized frequency | 0.665 |
| Modifier score | 1.000 |
| Perplexity | 212.735 |