| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| biggest historical mysteries | 1.32 | 0.1 | 447 | 48 | 28 |
| biggest | 1.78 | 0.6 | 6560 | 33 | 7 |
| historical | 0.89 | 0.6 | 4844 | 58 | 10 |
| mysteries | 1.61 | 1 | 1086 | 100 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| biggest historical mysteries | 0.42 | 0.5 | 2945 | 68 |
