| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| underground railroad definition | 1.78 | 0.3 | 2327 | 9 | 31 |
| underground | 0.6 | 0.8 | 190 | 36 | 11 |
| railroad | 0.76 | 0.4 | 2956 | 35 | 8 |
| definition | 1.15 | 0.7 | 170 | 60 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| underground railroad definition | 1.8 | 0.2 | 3662 | 30 |
