| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| autologous serum eye drops for dry eye | 1.2 | 0.4 | 9160 | 93 | 38 |
| autologous | 1.22 | 0.1 | 9985 | 79 | 10 |
| serum | 1 | 0.2 | 8369 | 97 | 5 |
| eye | 0.86 | 1 | 8330 | 98 | 3 |
| drops | 0.26 | 0.2 | 2080 | 41 | 5 |
| for | 1.84 | 0.4 | 7057 | 70 | 3 |
| dry | 1.24 | 1 | 3133 | 74 | 3 |
| eye | 0.97 | 0.8 | 774 | 19 | 3 |
