| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| letter from birmingham jail audience | 1.59 | 0.7 | 4643 | 34 | 36 |
| letter | 0.13 | 0.8 | 5581 | 31 | 6 |
| from | 1.59 | 0.5 | 4762 | 89 | 4 |
| birmingham | 0.01 | 0.7 | 9380 | 82 | 10 |
| jail | 1.43 | 0.6 | 6468 | 26 | 4 |
| audience | 0.15 | 0.3 | 7717 | 47 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| letter from birmingham jail audience | 1.75 | 0.3 | 6610 | 35 |
