| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| what is serotonin simple definition | 1.74 | 0.6 | 417 | 4 | 35 |
| what | 1.82 | 0.3 | 5821 | 66 | 4 |
| is | 1.91 | 0.2 | 6562 | 60 | 2 |
| serotonin | 1.48 | 0.2 | 732 | 33 | 9 |
| simple | 0.73 | 0.7 | 9782 | 26 | 6 |
| definition | 0.88 | 0.1 | 9804 | 71 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what is serotonin simple definition | 1 | 1 | 9472 | 13 |
