| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| hard to solve puzzles | 1.21 | 0.7 | 2498 | 12 | 21 |
| hard | 0.4 | 0.1 | 5979 | 21 | 4 |
| to | 0.26 | 0.4 | 6594 | 36 | 2 |
| solve | 0.44 | 0.1 | 7957 | 33 | 5 |
| puzzles | 0.56 | 1 | 3745 | 92 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| hard to solve puzzles | 0.59 | 0.1 | 4839 | 76 |
