| to back to school | 3 | purpose |
| to silicone elastomer | 3 | other |
| in an embodiment | 2 | other |
| balloon → be → limited | 4 |
| balloon → be → constrained | 3 |
| negative | neutral | positive |
| 0.034 | 0.620 | 0.346 |
| Raw frequency | 7 |
| Normalized frequency | 0.135 |
| Modifier score | 0.500 |
| Perplexity | 230.723 |