| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| melatonin definition biology | 1.22 | 0.5 | 4624 | 100 | 28 |
| melatonin | 1.21 | 0.4 | 3261 | 14 | 9 |
| definition | 0.87 | 0.8 | 5426 | 18 | 10 |
| biology | 0.76 | 0.1 | 2106 | 13 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| melatonin definition biology | 1.88 | 0.7 | 6831 | 92 |
