| placenta → contain → iron | 7 |
| placenta → be packed with → iron | 5 |
| placenta → be full of → iron | 3 |
| placenta → be loaded with → iron | 3 |
| negative | neutral | positive |
| 0.023 | 0.365 | 0.613 |
| Raw frequency | 18 |
| Normalized frequency | 0.434 |
| Modifier score | 0.500 |
| Perplexity | 66.144 |