| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| epoch killer sudoku medium central | 1.79 | 0.9 | 9501 | 84 |
| epoch times killer sudoku medium central | 0.8 | 0.4 | 8113 | 60 |
| epoch times killer sudoku easy central | 1.54 | 0.1 | 9992 | 62 |
| epoch times killer sudoku hard central | 0.8 | 0.8 | 4169 | 8 |
| epoch times sudoku medium | 0.76 | 1 | 4351 | 74 |
| epoch fun medium sudoku | 0.48 | 0.6 | 4109 | 37 |
| epoch sudoku easy central | 1.87 | 0.6 | 4376 | 68 |
| sudoku online killer medium | 1.27 | 0.9 | 6103 | 45 |
| epoch sudoku the epoch times | 1.98 | 0.6 | 1788 | 89 |
| epoch sudoku page 3 the epoch times | 0.07 | 0.1 | 8915 | 61 |
| killer sudoku medium free | 1.4 | 0.6 | 9821 | 83 |
| epoch times sudoku puzzle | 0.86 | 0.2 | 9709 | 83 |
| epoch times sudoku online | 0.91 | 1 | 8150 | 23 |
| epoch times sudoku easy | 0.49 | 0.4 | 9607 | 84 |
| epoch times sudoku hard | 0.66 | 0.6 | 3173 | 47 |
| epoch times super sudoku | 1.81 | 0.2 | 3175 | 75 |
| daily online killer sudoku | 0.76 | 1 | 4440 | 16 |
| killer sudoku online archives | 0.22 | 0.3 | 2782 | 5 |
| archive of killer sudoku | 0.21 | 0.6 | 3324 | 3 |
