| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| printable sudoku puzzles hard | 0.3 | 0.6 | 5663 | 50 | 29 |
| printable | 0.63 | 0.9 | 662 | 43 | 9 |
| sudoku | 1.8 | 0.7 | 7278 | 55 | 6 |
| puzzles | 0.05 | 0.1 | 1650 | 80 | 7 |
| hard | 1.98 | 0.6 | 3859 | 4 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| printable sudoku puzzles hard | 0.55 | 0.5 | 3879 | 17 |
| free printable sudoku puzzles hard | 1.7 | 0.8 | 252 | 68 |
| free printable hard sudoku puzzles pdf | 0.99 | 1 | 2418 | 3 |
| free printable hard sudoku puzzles 4 per page | 0.13 | 0.8 | 2753 | 68 |
| printable hard sudoku puzzles multiple | 1.42 | 0.4 | 6812 | 79 |
| hard sudoku puzzles printable 2 per page | 0.83 | 0.2 | 9509 | 56 |
