| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| the drake equation expresses | 1.5 | 0.3 | 2315 | 58 | 28 |
| the | 0.04 | 0.3 | 3199 | 40 | 3 |
| drake | 1.21 | 0.2 | 274 | 14 | 5 |
| equation | 1.4 | 0.8 | 9673 | 20 | 8 |
| expresses | 0.52 | 0.1 | 9273 | 29 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| the drake equation expresses | 0.21 | 0.8 | 6235 | 92 |
