| to prevent shifting of the teeth | 14 | purpose |
| in fair condition | 10 | other |
| no longer | 8 | temporal |
| bridge → be → necessary | 93 |
| bridge → be → required | 45 |
| bridge → be → necessity | 11 |
| bridge → be → need | 9 |
| bridge → be → must | 9 |
| bridge → be deemed → necessary | 4 |
| bridge → become → necessary | 3 |
| negative | neutral | positive |
| 0.238 | 0.616 | 0.146 |
| Raw frequency | 174 |
| Normalized frequency | 0.568 |
| Modifier score | 0.720 |
| Perplexity | 118.595 |