| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| aminophylline pharmacological class | 1.36 | 0.8 | 9353 | 89 | 35 |
| aminophylline | 0.05 | 0.5 | 2277 | 4 | 13 |
| pharmacological | 0.02 | 0.3 | 1286 | 24 | 15 |
| class | 0.27 | 0.4 | 9082 | 63 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| aminophylline pharmacological class | 1.98 | 0.7 | 3896 | 69 |
