| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| historian david mccullough | 1.86 | 0.3 | 3021 | 81 | 26 |
| historian | 0.64 | 0.3 | 1661 | 37 | 9 |
| david | 0.06 | 0.8 | 9344 | 43 | 5 |
| mccullough | 0.46 | 0.2 | 2777 | 30 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| historian david mccullough | 0.16 | 0.8 | 8980 | 97 |
