| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| linux operating system history | 0.79 | 0.5 | 892 | 67 | 30 |
| linux | 0.71 | 0.3 | 843 | 11 | 5 |
| operating | 1.02 | 1 | 6253 | 20 | 9 |
| system | 0.27 | 0.9 | 472 | 91 | 6 |
| history | 0.31 | 0.4 | 3023 | 93 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| linux operating system history | 1.48 | 0.8 | 4125 | 37 |
