| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| ramelteon vs zolpidem | 1.43 | 0.4 | 876 | 90 | 21 |
| ramelteon | 1.13 | 0.8 | 6873 | 59 | 9 |
| vs | 0.6 | 0.3 | 4803 | 79 | 2 |
| zolpidem | 0.3 | 0.3 | 2342 | 50 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| ramelteon vs zolpidem | 0.77 | 0.6 | 8482 | 37 |
| ramelteon and zolpidem | 0.65 | 0.8 | 96 | 82 |
