| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| why is modafinil a controlled substance | 0.73 | 1 | 4567 | 16 | 39 |
| why | 1.85 | 0.6 | 2007 | 37 | 3 |
| is | 1.95 | 1 | 8657 | 14 | 2 |
| modafinil | 0.71 | 0.4 | 4352 | 23 | 9 |
| a | 1.11 | 0.3 | 9225 | 31 | 1 |
| controlled | 1.96 | 0.6 | 8464 | 65 | 10 |
| substance | 1.9 | 0.1 | 7015 | 100 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| why is modafinil a controlled substance | 0.33 | 0.3 | 5400 | 77 |
| is modafinil a controlled medication | 0.05 | 0.9 | 5658 | 85 |
| is modafinil controlled substance class | 0.77 | 0.9 | 2918 | 40 |
| is modafinil a control | 1.01 | 0.9 | 786 | 70 |
| is modafinil a controlled drug uk | 0.12 | 0.5 | 9924 | 34 |
| is modafinil 200 mg a controlled substance | 1.21 | 0.1 | 6283 | 69 |
| modafinil controlled substance schedule | 1.39 | 0.7 | 813 | 42 |
| modafinil is it a narcotic | 1.06 | 0.6 | 9922 | 42 |
| modafinil is it a stimulant | 0.43 | 0.5 | 6880 | 74 |
| modafinil what is it | 0.17 | 0.1 | 4116 | 94 |
| modafinil type of drug | 0.06 | 0.5 | 3638 | 94 |
