| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| is methadone a substitute for heroin | 0.32 | 0.2 | 1613 | 20 | 36 |
| is | 1.35 | 0.2 | 1191 | 50 | 2 |
| methadone | 0.88 | 0.8 | 1369 | 74 | 9 |
| a | 0.03 | 0.6 | 3666 | 66 | 1 |
| substitute | 0.99 | 0.1 | 4011 | 56 | 10 |
| for | 0.27 | 0.2 | 4313 | 40 | 3 |
| heroin | 1.85 | 0.2 | 2287 | 76 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| is methadone a substitute for heroin | 1.5 | 0.1 | 5549 | 62 |
