| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| is modafinil controlled substance | 1.46 | 0.8 | 5526 | 36 | 33 |
| is | 0.27 | 0.7 | 3142 | 20 | 2 |
| modafinil | 1.58 | 0.3 | 7302 | 18 | 9 |
| controlled | 1.87 | 0.6 | 8227 | 44 | 10 |
| substance | 0.84 | 0.5 | 839 | 82 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| is modafinil controlled substance | 1.58 | 0.8 | 3607 | 34 |
| is modafinil controlled substance class | 1.26 | 0.4 | 1951 | 56 |
| modafinil is it a controlled substance | 0.33 | 0.5 | 5763 | 60 |
| why is modafinil a controlled substance | 1.69 | 0.2 | 4853 | 60 |
| is modafinil 200 mg a controlled substance | 1.62 | 0.4 | 292 | 72 |
| modafinil controlled substance schedule | 1.29 | 1 | 2376 | 58 |
| is modafinil a controlled medication | 0.5 | 0.9 | 3890 | 46 |
| what class is modafinil | 0.71 | 0.9 | 9563 | 66 |
| modafinil is it controlled | 0.91 | 0.1 | 7788 | 30 |
| what drug class is modafinil | 0.6 | 0.2 | 9566 | 28 |
| which class of drug is modafinil | 1.25 | 0.8 | 445 | 86 |
| modafinil class of drug | 0.37 | 0.8 | 1175 | 63 |
| modafinil schedule drug class | 0.56 | 0.8 | 2833 | 50 |
| modafinil class of medication | 1.32 | 0.2 | 4393 | 37 |
