| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| the invention of flight | 0.13 | 0.7 | 8259 | 25 | 23 |
| the | 1.16 | 0.3 | 7651 | 95 | 3 |
| invention | 0.49 | 0.5 | 7954 | 67 | 9 |
| of | 0.8 | 0.8 | 3188 | 90 | 2 |
| flight | 1.65 | 1 | 6609 | 89 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| the invention of flight | 1.63 | 1 | 9538 | 27 |
