| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| history books to read online for free | 0.39 | 0.7 | 9496 | 54 |
| historical books to read online | 1.85 | 0.9 | 1086 | 54 |
| history book online free | 1.34 | 0.6 | 3474 | 72 |
| history books for free | 1.8 | 0.8 | 5272 | 93 |
| free history books to download | 0.87 | 0.8 | 5883 | 52 |
| books to read about history | 1.59 | 0.7 | 3967 | 32 |
| best online history books | 1.87 | 0.5 | 7252 | 79 |
| free historical books online | 0.83 | 0.9 | 9152 | 11 |
| free historical romance books to read online | 0.53 | 0.7 | 8941 | 67 |
| books online free to read historical fiction | 0.13 | 0.9 | 7682 | 34 |
| free historical books to read online | 0.79 | 0.7 | 5892 | 73 |
| read historical romance books online | 1.2 | 0.2 | 7516 | 64 |
