| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| messenger rna vaccine history | 0.6 | 0.1 | 554 | 88 | 29 |
| messenger | 1.66 | 0.9 | 4484 | 59 | 9 |
| rna | 0.83 | 0.6 | 5790 | 56 | 3 |
| vaccine | 1.76 | 1 | 676 | 100 | 7 |
| history | 1.68 | 0.5 | 1470 | 33 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| messenger rna vaccine history | 0.65 | 0.6 | 3936 | 27 |
