| always | 16 | degree |
| no longer | 11 | temporal |
| for single use | 8 | purpose |
| needle → be → sterile | 316 |
| needle → be not → sterile | 9 |
| needle → be kept → sterile | 5 |
| needle → be required to be → sterile | 3 |
| negative | neutral | positive |
| 0.367 | 0.513 | 0.120 |
| Raw frequency | 333 |
| Normalized frequency | 0.729 |
| Modifier score | 0.984 |
| Perplexity | 461.991 |