| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| space time and gravitation | 1.56 | 0.5 | 7093 | 41 | 26 |
| space | 1.04 | 0.5 | 2120 | 82 | 5 |
| time | 1.4 | 0.1 | 6841 | 35 | 4 |
| and | 0.21 | 0.6 | 6138 | 35 | 3 |
| gravitation | 0.09 | 0.4 | 2587 | 16 | 11 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| space time and gravitation | 1.13 | 0.6 | 3174 | 50 |
