| often | 64 | temporal |
| to strengthen the teeth | 64 | purpose |
| to prevent the crack | 42 | purpose |
| tooth → need → crown | 429 |
| tooth → require → crown | 277 |
| tooth → require → dental crown | 43 |
| tooth → need → the crown | 21 |
| tooth → need → dental crown | 21 |
| tooth → require → the crown | 11 |
| tooth → need → crowning | 8 |
| tooth → need → full crown | 4 |
| tooth → require → some type of crown | 3 |
| tooth → demand → crown | 3 |
| tooth → necessitate → crown | 3 |
| negative | neutral | positive |
| 0.303 | 0.639 | 0.058 |
| Raw frequency | 823 |
| Normalized frequency | 0.727 |
| Modifier score | 0.773 |
| Perplexity | 333.929 |