| for finding proper substances | 6 | purpose |
| very | 4 | degree |
| for students | 2 | transitive-object |
| librarian → be → useful | 7 |
| librarian → be → valuable | 5 |
| librarian → be → great resource | 4 |
| librarian → be → a wealth of knowledge | 3 |
| librarian → be → great way | 3 |
| negative | neutral | positive |
| 0.038 | 0.235 | 0.726 |
| Raw frequency | 22 |
| Normalized frequency | 0.560 |
| Modifier score | 0.950 |
| Perplexity | 238.728 |