| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| sudden ionospheric disturbance monitor | 0.36 | 0.4 | 2798 | 26 | 38 |
| sudden | 1.98 | 0.6 | 298 | 93 | 6 |
| ionospheric | 1.45 | 0.8 | 3882 | 90 | 11 |
| disturbance | 0.93 | 0.4 | 8917 | 49 | 11 |
| monitor | 0.35 | 0.3 | 742 | 83 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| sudden ionospheric disturbance monitor | 0.49 | 0.2 | 9954 | 33 |
| sudden ionospheric disturbance data | 1.88 | 0.4 | 1624 | 5 |
| sudden ionospheric disturbance transmitter | 0.95 | 0.7 | 2389 | 60 |
| ionospheric magnetic field disturbances | 0.92 | 0.3 | 8623 | 19 |
| sudden ionospheric disturbance sid | 0.68 | 0.7 | 5542 | 1 |
| characterization of ionospheric disturbances | 0.21 | 0.8 | 9896 | 19 |
| ionospheric detection of natural hazards | 0.39 | 0.6 | 5673 | 91 |
| dissipation of currents in ionized media | 1.82 | 1 | 5385 | 27 |
