| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| underground railroad definition us history | 0.06 | 0.7 | 2461 | 39 | 42 |
| underground | 0.29 | 0.5 | 5911 | 23 | 11 |
| railroad | 0.64 | 0.5 | 2734 | 79 | 8 |
| definition | 1.08 | 0.4 | 738 | 43 | 10 |
| us | 1.16 | 0.7 | 3842 | 34 | 2 |
| history | 0.32 | 0.5 | 9488 | 98 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| underground railroad definition us history | 0.61 | 0.6 | 156 | 96 |
