| Typicality: | 0.420 |
| Saliency: | 0.477 |
| to those in need | 10 | transitive-object |
| to the nhs | 7 | transitive-object |
| in teaching children | 6 | location |
| volunteer → play → invaluable role | 8 |
| volunteer → provide → invaluable service | 8 |
| volunteer → provide → invaluable support | 5 |
| volunteer → provide → valuable support | 4 |
| volunteer → provide → valuable assistance | 4 |
| volunteer → make → invaluable contribution | 4 |
| volunteer → provide → valuable service | 3 |
| volunteer → provide → valuable services | 3 |
| negative | neutral | positive |
| 0.010 | 0.106 | 0.884 |
| Raw frequency | 39 |
| Normalized frequency | 0.477 |
| Modifier score | 0.667 |
| Perplexity | 18.118 |