| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| what schedule drug is meperidine | 1.19 | 0.2 | 343 | 51 | 32 |
| what | 1.37 | 0.3 | 2867 | 21 | 4 |
| schedule | 1.91 | 0.2 | 2703 | 7 | 8 |
| drug | 1.87 | 0.5 | 1524 | 60 | 4 |
| is | 0.92 | 0.6 | 8028 | 99 | 2 |
| meperidine | 1.13 | 0.6 | 29 | 66 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what schedule drug is meperidine | 1.02 | 1 | 7905 | 37 |
