| regularly | 3 | degree |
| among other things | 3 | other |
| years ago | 2 | temporal |
| lead → be found in → ceramic | 6 |
| lead → be used in → ceramic | 5 |
| negative | neutral | positive |
| 0.287 | 0.668 | 0.045 |
| Raw frequency | 11 |
| Normalized frequency | 0.195 |
| Modifier score | 0.667 |
| Perplexity | 52.056 |