| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| free history books to download | 0.86 | 0.3 | 9415 | 51 |
| free history ebooks to download | 0.86 | 0.2 | 7744 | 16 |
| indian history books pdf free download | 1.03 | 0.9 | 3642 | 61 |
| church history books free download pdf | 0.2 | 0.8 | 9424 | 41 |
| african history books pdf free download | 1.85 | 1 | 1300 | 29 |
| history books pdf free download | 0.02 | 0.8 | 8066 | 92 |
| audio history books free download | 1.83 | 0.4 | 711 | 13 |
| history of photography ebooks free download | 1.21 | 0.8 | 4933 | 71 |
| making history ebook free | 1.58 | 0.4 | 51 | 60 |
| free online history book | 1.69 | 0.4 | 9736 | 36 |
| free history books online | 0.69 | 1 | 3942 | 65 |
| free books on history | 1.67 | 0.1 | 1362 | 100 |
| downloadable books on history | 1.08 | 1 | 2546 | 14 |
| free history books to read online | 1.58 | 0.1 | 4666 | 90 |
| history book pdf download | 0.82 | 0.2 | 5989 | 79 |
| free ebooks historical fiction | 1.46 | 0.4 | 4026 | 72 |
| free pdf history books | 0.77 | 0.1 | 466 | 29 |
