| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| photoreceptors of the eye | 1.77 | 0.3 | 2877 | 42 | 25 |
| photoreceptors | 0.18 | 0.2 | 2025 | 84 | 14 |
| of | 1.25 | 0.3 | 9461 | 62 | 2 |
| the | 1.03 | 0.6 | 8494 | 12 | 3 |
| eye | 1.52 | 0.3 | 4474 | 25 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| photoreceptors of the eye | 1.83 | 1 | 5254 | 87 |
