| in the soil | 2 | location |
| radiation → be in → the air | 6 |
| radiation → be detected in → the air | 4 |
| radiation → be detected in → air | 3 |
| negative | neutral | positive |
| 0.514 | 0.452 | 0.035 |
| Raw frequency | 13 |
| Normalized frequency | 0.343 |
| Modifier score | 0.500 |
| Perplexity | 14.642 |