| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| thin membranes surrounding the brain | 0.24 | 0.2 | 9178 | 97 | 36 |
| thin | 1.75 | 0.5 | 1866 | 72 | 4 |
| membranes | 0.04 | 0.1 | 5333 | 36 | 9 |
| surrounding | 1.2 | 0.6 | 9235 | 28 | 11 |
| the | 1.66 | 0.6 | 62 | 20 | 3 |
| brain | 1.39 | 0.7 | 7146 | 93 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| thin membranes surrounding the brain | 0.01 | 1 | 2288 | 34 |
