| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| modafinil side effects headache | 1.17 | 0.4 | 9940 | 35 | 31 |
| modafinil | 0.57 | 0.9 | 8250 | 22 | 9 |
| side | 1.69 | 0.1 | 9345 | 23 | 4 |
| effects | 0.09 | 0.6 | 8529 | 71 | 7 |
| headache | 1.11 | 0.2 | 7781 | 94 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| modafinil side effects headache | 0.34 | 0.3 | 9884 | 54 |
