| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| the underground railroad series | 0.23 | 0.5 | 4044 | 87 | 31 |
| the | 0.79 | 1 | 3819 | 39 | 3 |
| underground | 0.77 | 0.7 | 1094 | 9 | 11 |
| railroad | 1.04 | 0.8 | 3582 | 66 | 8 |
| series | 1.68 | 0.5 | 9864 | 96 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| the underground railroad series | 0.42 | 0.4 | 5282 | 9 |
