| at higher concentrations | 2 | location |
| because of inflammation in the lungs | 2 | cause |
| mucus → be → stickier | 6 |
| mucus → become → stickier | 4 |
| mucus → be → more sticky | 3 |
| negative | neutral | positive |
| 0.570 | 0.399 | 0.031 |
| Raw frequency | 13 |
| Normalized frequency | 0.342 |
| Modifier score | 0.500 |
| Perplexity | 127.744 |