| often | 10 | temporal |
| in the early stages | 3 | temporal |
| in preschool-aged children | 2 | location |
| infection → have → symptom | 21 |
| infection → show → symptom | 10 |
| infection → present → symptom | 4 |
| negative | neutral | positive |
| 0.605 | 0.357 | 0.038 |
| Raw frequency | 35 |
| Normalized frequency | 0.405 |
| Modifier score | 0.625 |
| Perplexity | 88.526 |