| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| free sonic the hedgehog sega game rom | 1.81 | 0.5 | 1439 | 87 |
| free sonic the hedgehog sega game download | 0.31 | 0.3 | 9297 | 50 |
| free sonic the hedgehog sega game | 0.33 | 0.5 | 5253 | 18 |
| free sonic the hedgehog sega game online | 0.75 | 0.7 | 105 | 49 |
| sonic the hedgehog game rom | 0.08 | 0.6 | 5918 | 23 |
| sega sonic the hedgehog arcade rom | 1.79 | 0.8 | 2664 | 14 |
| free sonic the hedgehog sega download | 1.19 | 0.6 | 2003 | 11 |
| sega sonic the hedgehog online game download | 0.46 | 0.6 | 6474 | 55 |
| free sonic the hedgehog sega online | 0.28 | 0.5 | 1510 | 32 |
| sega sonic the hedgehog games for free | 1.73 | 0.7 | 4725 | 24 |
| sonic the hedgehog sega genesis rom | 1.57 | 0.3 | 1294 | 81 |
| sega sonic the hedgehog download | 0.23 | 0.1 | 1327 | 61 |
| sonic the hedgehog rom download | 1.74 | 0.8 | 2706 | 7 |
| sonic the hedgehog rom online | 1.36 | 0.1 | 4451 | 13 |
| sonic the hedgehog rom | 0.71 | 0.4 | 4581 | 1 |
