| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| sildenafil citrate structure | 1.63 | 0.4 | 7257 | 43 | 28 |
| sildenafil | 0.36 | 0.3 | 9672 | 10 | 10 |
| citrate | 1.89 | 0.4 | 9932 | 17 | 7 |
| structure | 1.85 | 0.6 | 7694 | 59 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| sildenafil citrate structure | 1.47 | 0.8 | 6342 | 64 |
