| vaccine → contain → bacteria | 25 |
| vaccine → use → bacteria | 4 |
| vaccine → contain → bacterium | 4 |
| vaccine → be → bacteria | 4 |
| vaccine → include → bacteria | 3 |
| vaccine → be → bacterium | 3 |
| negative | neutral | positive |
| 0.459 | 0.480 | 0.061 |
| Raw frequency | 43 |
| Normalized frequency | 0.362 |
| Modifier score | 0.933 |
| Perplexity | 131.144 |