| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| operating system pdf book | 1.99 | 0.2 | 4579 | 49 | 25 |
| operating | 0.11 | 0.1 | 7491 | 52 | 9 |
| system | 1.66 | 0.6 | 3896 | 93 | 6 |
| 0.78 | 0.8 | 2374 | 31 | 3 | |
| book | 0.97 | 0.8 | 8250 | 45 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| operating system pdf book | 1.09 | 0.6 | 3174 | 50 |
