| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| respirators and masks for copd | 0.59 | 0.2 | 7584 | 6 | 30 |
| respirators | 1.23 | 0.8 | 7192 | 1 | 11 |
| and | 0.06 | 0.5 | 9664 | 74 | 3 |
| masks | 1.62 | 0.4 | 2195 | 75 | 5 |
| for | 0.32 | 0.5 | 418 | 57 | 3 |
| copd | 0.64 | 1 | 2410 | 28 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| respirators and masks for copd | 1.37 | 0.1 | 6494 | 57 |
