| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| spike protein vs recombinant spike protein | 1.19 | 0.4 | 5033 | 32 | 42 |
| spike | 1.46 | 0.2 | 9937 | 33 | 5 |
| protein | 0.34 | 0.4 | 2104 | 90 | 7 |
| vs | 0.75 | 1 | 3987 | 55 | 2 |
| recombinant | 0.86 | 0.8 | 7162 | 23 | 11 |
| spike | 0.81 | 0.7 | 4878 | 54 | 5 |
| protein | 1.78 | 0.4 | 2173 | 72 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| spike protein vs recombinant spike protein | 1.86 | 0.5 | 8504 | 9 |
