| either spontaneously | 2 | manner |
| in nature | 2 | location |
| with acute exacerbations | 2 | other |
| asthma → be → episodic | 8 |
| asthma → be → episodic disease | 4 |
| negative | neutral | positive |
| 0.505 | 0.437 | 0.058 |
| Raw frequency | 12 |
| Normalized frequency | 0.266 |
| Modifier score | 0.800 |
| Perplexity | 74.161 |