| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| extrathoracic large airway obstruction | 1.22 | 0.5 | 5657 | 39 | 38 |
| extrathoracic | 1.05 | 0.5 | 913 | 99 | 13 |
| large | 1.92 | 0.1 | 3272 | 20 | 5 |
| airway | 1 | 1 | 9589 | 74 | 6 |
| obstruction | 0.88 | 0.6 | 1044 | 33 | 11 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| extrathoracic large airway obstruction | 1.97 | 0.3 | 9958 | 84 |
