| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| best united states history books | 1.94 | 0.7 | 6803 | 57 |
| best american history books of all time | 1.29 | 0.3 | 8570 | 33 |
| best american history book | 0.27 | 0.7 | 6483 | 62 |
| greatest american history books | 0.57 | 1 | 1696 | 25 |
| best american history books to read | 0.84 | 0.5 | 1227 | 11 |
| best usa history books | 1.64 | 1 | 5007 | 50 |
| top rated american history books | 1.93 | 0.4 | 4657 | 15 |
| top us history books | 0.27 | 0.9 | 6305 | 32 |
