| to enhance the immune response | 10 | purpose |
| often | 10 | temporal |
| further | 8 | manner |
| vaccine → contain → adjuvant | 117 |
| vaccine → include → adjuvant | 11 |
| vaccine → be formulated with → adjuvant | 8 |
| vaccine → have → adjuvant | 7 |
| vaccine → contain → adjuvants | 6 |
| vaccine → comprise → adjuvant | 5 |
| vaccine → use → adjuvant | 4 |
| vaccine → be made with → adjuvant | 4 |
| vaccine → be called → adjuvant | 3 |
| vaccine → contain → adjuvant system | 3 |
| vaccine → contain → the adjuvant | 3 |
| vaccine → include → potent adjuvant | 3 |
| negative | neutral | positive |
| 0.288 | 0.563 | 0.149 |
| Raw frequency | 174 |
| Normalized frequency | 0.553 |
| Modifier score | 0.803 |
| Perplexity | 33.141 |