| for microbes | 8 | purpose |
| naturally | 3 | manner |
| nitrate → be found in → food | 9 |
| nitrate → be → food | 7 |
| nitrate → be added to → food | 3 |
| negative | neutral | positive |
| 0.240 | 0.703 | 0.057 |
| Raw frequency | 19 |
| Normalized frequency | 0.484 |
| Modifier score | 0.600 |
| Perplexity | 19.945 |