| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| most read book series of all time | 0.59 | 0.9 | 9844 | 13 |
| most read book of all time | 1.42 | 0.3 | 8751 | 14 |
| most popular book series of all time | 1.14 | 0.5 | 1009 | 18 |
| most read books of all time list | 1.54 | 0.2 | 350 | 66 |
| most famous book series of all time | 0.22 | 0.2 | 6199 | 89 |
| most read novel of all time | 0.01 | 0.4 | 7592 | 26 |
| most read novels of all time | 0.95 | 0.9 | 5656 | 74 |
| top books to read of all time | 1.44 | 0.4 | 3854 | 69 |
| best books to read of all time | 1.48 | 0.4 | 9114 | 57 |
| greatest books to read of all time | 0.38 | 0.1 | 6455 | 14 |
| book series with the most books | 0.93 | 0.9 | 8523 | 61 |
| most popular book series ever | 0.61 | 0.9 | 5541 | 74 |
