| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| what happened to oxygen | 0.82 | 0.7 | 7588 | 3 | 23 |
| what | 0.02 | 0.7 | 2535 | 34 | 4 |
| happened | 1.12 | 0.9 | 8529 | 99 | 8 |
| to | 0.03 | 0.2 | 5809 | 66 | 2 |
| oxygen | 0.69 | 0.7 | 6390 | 37 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what happened to oxygen | 0.82 | 0.8 | 8425 | 96 |
