| naturally | 6 | manner |
| seldom | 6 | temporal |
| due to a number of reasons | 4 | cause |
| iron → be found in → water | 21 |
| iron → occur in → water | 7 |
| iron → be present in → water | 6 |
| iron → be in → the water | 4 |
| iron → be present in → the water | 4 |
| iron → be found in → the water | 4 |
| iron → exist in → water | 3 |
| iron → be in → water | 3 |
| negative | neutral | positive |
| 0.194 | 0.701 | 0.104 |
| Raw frequency | 52 |
| Normalized frequency | 0.524 |
| Modifier score | 0.725 |
| Perplexity | 361.301 |