| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| what is nullification in us history | 0.08 | 1 | 1984 | 35 | 35 |
| what | 1.85 | 0.5 | 9905 | 44 | 4 |
| is | 0.72 | 0.8 | 4231 | 80 | 2 |
| nullification | 0.4 | 0.2 | 5729 | 7 | 13 |
| in | 1.77 | 0.9 | 9598 | 32 | 2 |
| us | 0.48 | 0.2 | 689 | 85 | 2 |
| history | 1.12 | 0.3 | 8202 | 60 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what is nullification in us history | 0.62 | 0.1 | 4099 | 12 |
