| about administering vaccines | 2 | other |
| at one time | 2 | temporal |
| doctor → be → taught | 7 |
| doctor → be taught in → medical school | 3 |
| negative | neutral | positive |
| 0.485 | 0.479 | 0.036 |
| Raw frequency | 10 |
| Normalized frequency | 0.276 |
| Modifier score | 0.900 |
| Perplexity | 131.223 |