| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| ncbi page not available | 0.65 | 0.6 | 3401 | 30 | 23 |
| ncbi | 1.77 | 0.3 | 821 | 80 | 4 |
| page | 0.68 | 0.1 | 3336 | 80 | 4 |
| not | 1.2 | 0.7 | 2348 | 2 | 3 |
| available | 1.84 | 0.8 | 4866 | 25 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| ncbi page not available | 0.19 | 0.5 | 4266 | 97 |
