Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
cones and rods of the eye | 0.89 | 0.8 | 2238 | 25 |
cones and rods of eyes | 0.36 | 0.8 | 263 | 13 |
rods vs cones eye | 0.6 | 0.9 | 4501 | 27 |
number of rods and cones in human eye | 0.68 | 0.7 | 3781 | 35 |
difference between rods and cones eye | 0.36 | 0.9 | 9793 | 88 |
how many rods and cones in eyes | 1.34 | 0.8 | 4591 | 1 |
rods & cones in eyes | 1.73 | 0.3 | 9731 | 11 |
rods and cones eyes | 0.87 | 0.2 | 2645 | 97 |