| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| coal mine safety regulations | 0.9 | 0.6 | 9508 | 81 | 28 |
| coal | 1.14 | 0.4 | 9110 | 9 | 4 |
| mine | 1.32 | 0.9 | 4654 | 67 | 4 |
| safety | 0.28 | 0.9 | 863 | 60 | 6 |
| regulations | 1.09 | 0.9 | 5458 | 73 | 11 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| coal mine safety regulations | 1.69 | 0.6 | 21 | 17 |
