| to their research | 11 | transitive-object |
| to engaging them | 7 | purpose |
| to success | 5 | purpose |
| work → be → key | 47 |
| work → be → the key | 8 |
| negative | neutral | positive |
| 0.035 | 0.435 | 0.530 |
| Raw frequency | 55 |
| Normalized frequency | 0.448 |
| Modifier score | 0.600 |
| Perplexity | 111.813 |