| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| ionosphere layer definition | 1.52 | 0.3 | 7884 | 19 | 27 |
| ionosphere | 1.26 | 0.4 | 627 | 98 | 10 |
| layer | 0.31 | 0.1 | 2866 | 77 | 5 |
| definition | 1.76 | 0.2 | 4331 | 7 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| ionosphere layer definition | 0.39 | 1 | 1171 | 15 |
