| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| timeline of history periods | 1.02 | 0.4 | 7886 | 65 | 27 |
| timeline | 0.43 | 0.7 | 6288 | 41 | 8 |
| of | 0.9 | 0.6 | 8470 | 29 | 2 |
| history | 1.75 | 0.3 | 8628 | 3 | 7 |
| periods | 1.41 | 1 | 3819 | 4 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| timeline of history periods | 0.99 | 0.3 | 5377 | 86 |
