| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| 16th amendment definition us history | 0.56 | 0.5 | 5261 | 39 | 36 |
| 16th | 1.16 | 1 | 562 | 25 | 4 |
| amendment | 0.96 | 0.6 | 6922 | 43 | 9 |
| definition | 2 | 0.7 | 8948 | 25 | 10 |
| us | 1.27 | 0.5 | 2626 | 53 | 2 |
| history | 0.12 | 0.6 | 9887 | 8 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| 16th amendment definition us history | 0.7 | 0.4 | 5343 | 19 |
