Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
amazon prime books free kindle 2018 | 1.84 | 0.8 | 1038 | 96 |
amazon prime books free kindle books | 0.54 | 0.4 | 5424 | 18 |
amazon kindle prime free books | 1.36 | 0.5 | 3903 | 76 |
prime kindle free books | 0.65 | 0.7 | 9252 | 17 |
amazon prime books free in kindle store | 1.58 | 0.3 | 6584 | 68 |