| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| martin gardner books pdf | 0.86 | 0.4 | 4159 | 37 | 24 |
| martin | 1.19 | 0.6 | 8238 | 49 | 6 |
| gardner | 0.47 | 0.9 | 7737 | 20 | 7 |
| books | 1.88 | 0.3 | 3710 | 73 | 5 |
| 1.35 | 0.1 | 9177 | 12 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| martin gardner books pdf | 0.78 | 0.1 | 539 | 74 |
