| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| aminophylline theophylline conversion | 1.64 | 0.9 | 7515 | 61 | 37 |
| aminophylline | 1.73 | 0.7 | 9306 | 72 | 13 |
| theophylline | 0.88 | 1 | 4865 | 11 | 12 |
| conversion | 1.36 | 0.8 | 8464 | 59 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| aminophylline theophylline conversion | 0.13 | 0.6 | 1801 | 70 |
