| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| theories of evolution 1920s | 0.71 | 0.9 | 8177 | 20 | 27 |
| theories | 0.58 | 0.3 | 3508 | 78 | 8 |
| of | 0.41 | 0.6 | 8472 | 37 | 2 |
| evolution | 0.23 | 1 | 6511 | 1 | 9 |
| 1920s | 1.76 | 0.4 | 6641 | 80 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| theories of evolution 1920s | 0.84 | 0.7 | 1226 | 60 |
