| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| contains millions of photoreceptors | 0.94 | 0.9 | 5354 | 63 | 35 |
| contains | 0.95 | 0.9 | 7551 | 84 | 8 |
| millions | 1.05 | 0.1 | 3810 | 64 | 8 |
| of | 1.49 | 0.6 | 8859 | 28 | 2 |
| photoreceptors | 0.53 | 0.4 | 242 | 84 | 14 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| contains millions of photoreceptors | 0.43 | 0.7 | 3240 | 46 |
