| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| kemerovo mine disaster 1936 | 0.98 | 1 | 7669 | 4 | 27 |
| kemerovo | 0.83 | 1 | 3847 | 85 | 8 |
| mine | 0.29 | 0.5 | 1951 | 71 | 4 |
| disaster | 0.77 | 0.1 | 6190 | 57 | 8 |
| 1936 | 0.29 | 0.5 | 75 | 57 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| kemerovo mine disaster 1936 | 0.44 | 0.8 | 7471 | 33 |
| moweaqua mine disaster 1932 | 0.17 | 0.8 | 7216 | 53 |
| moura mine disaster 1986 | 1.6 | 0.3 | 6591 | 74 |
| moweaqua coal mine disaster | 0.79 | 0.5 | 1242 | 63 |
| moura mine disaster 1994 | 0.28 | 0.9 | 9731 | 78 |
| moura coal mine disaster | 1.27 | 0.1 | 4679 | 69 |
| monongah coal mine disaster 1907 | 0.05 | 0.2 | 6807 | 44 |
| mufulira mine disaster 1970 | 1.63 | 0.6 | 1206 | 69 |
| monongah mine explosion 1907 | 1.23 | 0.7 | 1233 | 32 |
