| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| edwin hubble biography book | 1.54 | 0.3 | 5157 | 80 | 27 |
| edwin | 1.7 | 0.9 | 5560 | 3 | 5 |
| hubble | 1.9 | 0.7 | 2743 | 64 | 6 |
| biography | 1.5 | 0.8 | 605 | 57 | 9 |
| book | 1.03 | 0.1 | 3945 | 54 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| edwin hubble biography book | 1.96 | 0.7 | 475 | 92 |
