| into rivers | 4 | transitive-object |
| in ammonium form | 4 | other |
| naturally | 3 | manner |
| soil → contain → nitrogen | 15 |
| soil → have → nitrogen | 14 |
| soil → have → much nitrogen | 7 |
| soil → be → nitrogen-rich | 4 |
| soil → be full of → nitrogen | 3 |
| soil → take → nitrogen | 3 |
| negative | neutral | positive |
| 0.317 | 0.518 | 0.164 |
| Raw frequency | 46 |
| Normalized frequency | 0.391 |
| Modifier score | 0.700 |
| Perplexity | 237.794 |