| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| oxygen and carbon cycle | 1.73 | 0.6 | 1267 | 95 | 23 |
| oxygen | 0.92 | 1 | 9039 | 18 | 6 |
| and | 1.87 | 0.9 | 5972 | 7 | 3 |
| carbon | 1.02 | 0.2 | 3729 | 37 | 6 |
| cycle | 1.45 | 0.6 | 8252 | 58 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| oxygen and carbon cycle | 1.04 | 0.7 | 8853 | 1 |
