| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| atmosphere layers ionosphere | 0.91 | 0.2 | 1707 | 5 | 28 |
| atmosphere | 1.63 | 0.8 | 2993 | 32 | 10 |
| layers | 0.61 | 0.5 | 9451 | 90 | 6 |
| ionosphere | 1.8 | 0.3 | 2877 | 27 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| atmosphere layers ionosphere | 0.54 | 0.2 | 7980 | 73 |
