| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what is the hardest online game in the | 0.61 | 0.9 | 9719 | 54 |
| what is the hardest online game in the world | 0.06 | 0.1 | 8092 | 28 |
| worlds hardest game online | 1.81 | 0.8 | 7574 | 44 |
| hardest game online | 0.31 | 0.1 | 4972 | 2 |
| play japan's hardest game for free online | 1.38 | 1 | 5754 | 62 |
| world's hardest game 4 play online | 0.55 | 0.7 | 2591 | 74 |
| hardest checkers game online | 0.44 | 0.8 | 8690 | 94 |
| online games sudoku free hardest | 0.23 | 0.8 | 2814 | 100 |
| hardest puzzle games online | 1.47 | 0.1 | 3584 | 23 |
| hardest online games | 0.35 | 1 | 7234 | 36 |
| hardest online game in the world | 1.81 | 0.2 | 4237 | 46 |
