| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| definition of rods eye | 1.74 | 0.4 | 2643 | 98 | 22 |
| definition | 1.82 | 0.1 | 1847 | 94 | 10 |
| of | 1.73 | 0.1 | 2964 | 41 | 2 |
| rods | 0.09 | 0.9 | 3869 | 4 | 4 |
| eye | 0.61 | 0.4 | 7713 | 45 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| definition of rods eye | 0.24 | 0.3 | 5003 | 97 |
| definition of rods and cones | 1.06 | 0.9 | 8773 | 12 |
| rods and cones eye definition | 1.67 | 0.1 | 8479 | 67 |
| rods and cones definition psychology | 1.51 | 0.8 | 7208 | 29 |
