| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| permittivity of free space meaning | 0.57 | 0.6 | 479 | 29 | 34 |
| permittivity | 1.26 | 0.3 | 2107 | 86 | 12 |
| of | 1.4 | 0.4 | 8254 | 17 | 2 |
| free | 1.74 | 0.4 | 7694 | 6 | 4 |
| space | 1.23 | 0.8 | 7625 | 54 | 5 |
| meaning | 0.31 | 0.2 | 9388 | 49 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| permittivity of free space meaning | 1.9 | 0.3 | 6216 | 50 |
