| to success | 19 | purpose |
| to his endeavor | 14 | other |
| to maintain surface and groundwater quality | 10 | purpose |
| goal → be → key | 68 |
| goal → be → the key | 21 |
| negative | neutral | positive |
| 0.052 | 0.422 | 0.526 |
| Raw frequency | 89 |
| Normalized frequency | 0.474 |
| Modifier score | 0.450 |
| Perplexity | 108.358 |