| in order to reduce wear | 5 | purpose |
| preferably | 4 | degree |
| for polyurethane | 2 | transitive-object |
| insert → be made of → material | 18 |
| insert → be formed of → material | 6 |
| insert → be formed of → soft material | 3 |
| negative | neutral | positive |
| 0.046 | 0.824 | 0.130 |
| Raw frequency | 27 |
| Normalized frequency | 0.664 |
| Modifier score | 0.500 |
| Perplexity | 241.351 |