| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| what are some historical controversies | 1.84 | 0.1 | 2536 | 45 | 38 |
| what | 1.4 | 0.1 | 6377 | 3 | 4 |
| are | 1.77 | 0.4 | 6172 | 77 | 3 |
| some | 1.83 | 0.2 | 5872 | 61 | 4 |
| historical | 0.59 | 0.9 | 2039 | 97 | 10 |
| controversies | 1.69 | 0.4 | 1681 | 54 | 13 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what are some historical controversies | 1.74 | 0.9 | 1751 | 63 |
