| to the nearest half hour | 6 | temporal |
| at 51 hours | 3 | temporal |
| at a lower rate | 3 | manner |
| hour → be → billed | 24 |
| hour → be billed to → client | 4 |
| negative | neutral | positive |
| 0.168 | 0.759 | 0.072 |
| Raw frequency | 28 |
| Normalized frequency | 0.437 |
| Modifier score | 0.833 |
| Perplexity | 456.352 |