| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| coal mine safety regulations | 1.27 | 0.4 | 5015 | 14 | 28 |
| coal | 1.91 | 0.3 | 8534 | 9 | 4 |
| mine | 0.66 | 0.1 | 6179 | 56 | 4 |
| safety | 0.02 | 0.9 | 5715 | 57 | 6 |
| regulations | 1.54 | 1 | 4201 | 17 | 11 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| coal mine safety regulations | 0.64 | 0.4 | 4743 | 76 |
