| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| chronic obstructive pulmonary disease history | 0.7 | 0.6 | 247 | 65 | 45 |
| chronic | 1.26 | 0.6 | 3613 | 70 | 7 |
| obstructive | 0.89 | 0.1 | 34 | 88 | 11 |
| pulmonary | 0.26 | 0.9 | 3014 | 16 | 9 |
| disease | 1.15 | 0.1 | 8901 | 20 | 7 |
| history | 0.24 | 0.2 | 3479 | 88 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| chronic obstructive pulmonary disease history | 1.72 | 0.5 | 5031 | 60 |
| chronic obstructive pulmonary disease pdf | 0.85 | 0.3 | 2841 | 89 |
| chronic obstructive pulmonary disease facts | 1.09 | 1 | 8946 | 99 |
| chronic obstructive pulmonary disease wiki | 1.31 | 0.1 | 5555 | 49 |
| chronic obstructive pulmonary disease book | 0.89 | 1 | 2560 | 47 |
| chronic pulmonary obstructive disease | 0.37 | 1 | 9436 | 85 |
| chronic obstructive pulmonary disease who | 0.49 | 0.3 | 1796 | 36 |
| cdc chronic obstructive pulmonary disease | 1.17 | 0.4 | 3294 | 41 |
| chronic obstructive pulmonary disease age | 0.03 | 0.6 | 7158 | 76 |
| chronic obstructive pulmonary disease journal | 0.78 | 0.3 | 4775 | 94 |
| chronic obstructed pulmonary disease | 1.63 | 0.9 | 2572 | 68 |
| chronic pulmonary obstructive disorder | 0.62 | 0.5 | 777 | 38 |
