| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| american history textbook pdf free | 1.3 | 0.9 | 1903 | 100 |
| 5th grade american history textbook pdf free | 1.2 | 0.8 | 6246 | 51 |
| free us history textbook pdf | 1.84 | 0.1 | 4128 | 25 |
| us history american stories textbook pdf | 1.34 | 0.2 | 8838 | 90 |
| us history textbook pdf | 0.67 | 0.2 | 237 | 5 |
| american history book pdf | 1.7 | 0.9 | 1347 | 81 |
| us history textbook pdf download | 1.28 | 0.9 | 39 | 55 |
| the americans us history textbook pdf | 1.07 | 0.8 | 7562 | 59 |
| united states history textbook pdf | 0.42 | 0.8 | 534 | 38 |
| american history 1 textbook | 0.99 | 0.6 | 5081 | 66 |
| the americans us history textbook | 0.19 | 0.2 | 4931 | 6 |
