| Keyword | CPC | PCC | Volume | Length string | Score |
|---|---|---|---|---|---|
| best children s books 2021 | 0.07 | 1 | 6806 | 26 | 13 |
| best toddler books 2021 | 0.05 | 1 | 7574 | 23 | 24 |
| best infant books 2021 | 1.49 | 1 | 1883 | 22 | 15 |
| best books for 2021 | 1.12 | 0.8 | 8077 | 19 | 63 |
| best books list 2021 | 1.17 | 0.2 | 1356 | 20 | 96 |
| award winning children's books 2021 | 0.91 | 0.8 | 1817 | 35 | 2 |
| best books 2021 teens | 0.39 | 0.9 | 8598 | 21 | 71 |
| ten best books of 2021 | 1.56 | 0.4 | 704 | 22 | 74 |
| amazon best books 2021 | 0.53 | 0.6 | 4074 | 22 | 20 |
| top books for 2021 | 0.2 | 0.3 | 2480 | 18 | 47 |
| popular books of 2021 | 1.71 | 0.8 | 1610 | 21 | 20 |
| top ten books 2021 | 0.16 | 0.4 | 9250 | 18 | 71 |
