| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| normal carbon monoxide levels | 0.01 | 1 | 5340 | 54 | 29 |
| normal | 1.7 | 0.2 | 2598 | 9 | 6 |
| carbon | 0.42 | 0.8 | 2427 | 76 | 6 |
| monoxide | 1.89 | 0.5 | 7165 | 76 | 8 |
| levels | 1 | 0.3 | 8902 | 82 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| normal carbon monoxide levels | 0.94 | 0.8 | 9986 | 48 |
