| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| best books on astronomy and astrophysics | 1.8 | 0.7 | 1167 | 42 | 40 |
| best | 0.21 | 0.1 | 3653 | 71 | 4 |
| books | 1.17 | 0.7 | 6810 | 4 | 5 |
| on | 0.82 | 0.4 | 8395 | 79 | 2 |
| astronomy | 1.81 | 0.5 | 5501 | 40 | 9 |
| and | 0.56 | 0.8 | 1296 | 73 | 3 |
| astrophysics | 0.6 | 0.6 | 7024 | 29 | 12 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| best books on astronomy and astrophysics | 0.67 | 0.8 | 8052 | 28 |
