| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| when were telescopes invented | 0.84 | 0.3 | 1109 | 14 | 29 |
| when | 0.77 | 0.5 | 5364 | 45 | 4 |
| were | 1.93 | 1 | 284 | 97 | 4 |
| telescopes | 0.11 | 0.8 | 9243 | 64 | 10 |
| invented | 1.14 | 0.3 | 7589 | 51 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| when were telescopes invented | 0.42 | 0.7 | 9341 | 98 |
