| very | 10 | degree |
| in preventing tooth decay | 9 | purpose |
| for teeth | 8 | transitive-object |
| fluoride → be → helpful | 32 |
| fluoride → be → good | 22 |
| fluoride → be → great | 14 |
| fluoride → be → useful | 13 |
| fluoride → be → good thing | 9 |
| fluoride → be → excellent | 4 |
| negative | neutral | positive |
| 0.214 | 0.347 | 0.439 |
| Raw frequency | 94 |
| Normalized frequency | 0.689 |
| Modifier score | 0.500 |
| Perplexity | 41.750 |