| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| international journal of copd impact factor | 0.75 | 0.5 | 6702 | 29 | 43 |
| international | 1.17 | 0.9 | 1508 | 61 | 13 |
| journal | 1.92 | 0.3 | 711 | 51 | 7 |
| of | 1.8 | 0.1 | 6143 | 78 | 2 |
| copd | 0.99 | 0.2 | 4602 | 83 | 4 |
| impact | 1.74 | 0.2 | 3070 | 70 | 6 |
| factor | 0.19 | 0.1 | 8108 | 25 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| international journal of copd impact factor | 0.08 | 0.5 | 3670 | 92 |
