| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| eras in us history timeline | 1.28 | 1 | 4443 | 77 |
| timeline of eras in history | 0.24 | 0.1 | 6823 | 14 |
| eras in american history | 1.37 | 0.5 | 9409 | 89 |
| major eras in us history | 0.06 | 0.7 | 6068 | 31 |
| different eras in us history | 0.51 | 0.9 | 1046 | 67 |
| eras in world history timeline | 1.89 | 1 | 9043 | 47 |
| eras of united states history | 1.04 | 0.7 | 6118 | 7 |
| timeline of historical eras | 1.45 | 0.8 | 548 | 47 |
| united states era timeline | 0.03 | 0.8 | 3052 | 35 |
| timeline of the eras | 1.54 | 0.4 | 3254 | 52 |
| history of music eras timeline | 0.89 | 0.4 | 7590 | 90 |
| united states eras history timeline | 0.78 | 0.7 | 1734 | 59 |
| different eras in history timeline | 0.95 | 0.3 | 947 | 56 |
| world history eras timeline | 0.2 | 0.5 | 9433 | 77 |
