| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| history of radar development | 0.84 | 0.6 | 1524 | 90 | 28 |
| history | 1.9 | 0.2 | 7937 | 65 | 7 |
| of | 1.39 | 0.8 | 1719 | 22 | 2 |
| radar | 1.99 | 0.2 | 2774 | 95 | 5 |
| development | 0.81 | 0.3 | 2628 | 66 | 11 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| history of radar development | 1.05 | 0.8 | 1804 | 86 |
