| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| what controls breathing rate | 1.38 | 0.8 | 5012 | 58 | 28 |
| what | 1.5 | 0.2 | 4684 | 8 | 4 |
| controls | 1.66 | 0.1 | 2739 | 29 | 8 |
| breathing | 0.1 | 0.5 | 799 | 65 | 9 |
| rate | 0.41 | 0.4 | 7634 | 32 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what controls breathing rate | 1.78 | 0.7 | 3605 | 40 |
