| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| classes of antiviral agents | 1.8 | 0.8 | 8288 | 50 | 27 |
| classes | 0.13 | 0.4 | 1397 | 47 | 7 |
| of | 0.72 | 0.5 | 8389 | 28 | 2 |
| antiviral | 1.47 | 0.1 | 1311 | 19 | 9 |
| agents | 1.81 | 0.5 | 9539 | 2 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| classes of antiviral agents | 1.47 | 0.1 | 9361 | 38 |
