| always | 6 | degree |
| from exposure to too much fluoride | 4 | cause |
| particularly | 2 | degree |
| health → be → concerned | 79 |
| health → be → concern | 20 |
| health → be → a matter of concern | 3 |
| negative | neutral | positive |
| 0.358 | 0.418 | 0.225 |
| Raw frequency | 102 |
| Normalized frequency | 0.646 |
| Modifier score | 1.000 |
| Perplexity | 207.150 |