| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| operating system free courses | 0.03 | 0.2 | 6286 | 10 | 29 |
| operating | 0.37 | 0.9 | 4951 | 51 | 9 |
| system | 1.3 | 0.9 | 7330 | 1 | 6 |
| free | 0.14 | 1 | 7696 | 70 | 4 |
| courses | 1.48 | 0.5 | 7012 | 11 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| operating system free courses | 1.84 | 0.3 | 8452 | 96 |
