| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| diphtheria vaccine history | 1.88 | 0.7 | 2290 | 34 | 26 |
| diphtheria | 0.18 | 0.5 | 3558 | 20 | 10 |
| vaccine | 0.87 | 0.8 | 9846 | 90 | 7 |
| history | 0.86 | 0.9 | 8591 | 57 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| diphtheria vaccine history | 0.02 | 0.5 | 5791 | 83 |
