| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| adelson checkerboard illusion | 1.16 | 0.4 | 2141 | 39 | 29 |
| adelson | 0.55 | 0.8 | 3209 | 12 | 7 |
| checkerboard | 1.29 | 0.4 | 2833 | 11 | 12 |
| illusion | 1.53 | 0.2 | 9521 | 42 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| adelson checkerboard illusion | 0.13 | 0.4 | 9284 | 55 |
| checkerboard illusion by edward adelson | 1.04 | 0.8 | 1436 | 96 |
| adelson checkerboard optical illusion | 1.67 | 0.1 | 3904 | 45 |
| adelson's checker shadow illusion | 1.81 | 0.7 | 6806 | 54 |
| adelson's checker shadow illusion explained | 1.77 | 0.2 | 6117 | 9 |
| edward h adelson illusion | 0.63 | 0.7 | 8176 | 69 |
