| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| what does serotonin control | 0.96 | 0.9 | 9637 | 95 | 27 |
| what | 2 | 0.3 | 1230 | 92 | 4 |
| does | 1.19 | 0.4 | 429 | 15 | 4 |
| serotonin | 0.77 | 0.9 | 5253 | 42 | 9 |
| control | 1.83 | 0.8 | 1548 | 76 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what does serotonin control | 1.25 | 0.9 | 2974 | 14 |
