| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| federal prison pen pals | 1.88 | 0.3 | 1263 | 24 | 23 |
| federal | 0.7 | 0.3 | 9489 | 14 | 7 |
| prison | 0.88 | 0.1 | 5719 | 47 | 6 |
| pen | 1.46 | 0.6 | 4582 | 1 | 3 |
| pals | 0.67 | 0.7 | 6918 | 5 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| federal prison pen pals | 0.87 | 0.1 | 2814 | 46 |
