| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| permittivity of free space meaning | 0.92 | 0.6 | 5588 | 3 | 34 |
| permittivity | 1.15 | 0.5 | 2701 | 56 | 12 |
| of | 0.98 | 0.4 | 4904 | 64 | 2 |
| free | 0.04 | 0.3 | 4211 | 21 | 4 |
| space | 0.74 | 0.8 | 5361 | 19 | 5 |
| meaning | 1.66 | 0.2 | 1225 | 62 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| permittivity of free space meaning | 1.86 | 0.4 | 7593 | 47 |
