| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| similarities between rods and cones | 0.37 | 0.1 | 3818 | 1 | 35 |
| similarities | 0.59 | 0.9 | 4230 | 32 | 12 |
| between | 0.63 | 1 | 5838 | 1 | 7 |
| rods | 1.12 | 0.8 | 3737 | 83 | 4 |
| and | 1.97 | 0.6 | 8556 | 35 | 3 |
| cones | 1.08 | 0.5 | 8025 | 81 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| similarities between rods and cones | 1.35 | 0.3 | 7707 | 63 |
