| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| co2 is the reason | 0.3 | 1 | 7147 | 96 | 17 |
| co2 | 1.34 | 0.1 | 1030 | 48 | 3 |
| is | 0.83 | 0.3 | 5773 | 8 | 2 |
| the | 1.22 | 0.9 | 9730 | 63 | 3 |
| reason | 1.29 | 0.7 | 7166 | 67 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| co2 is the reason | 0.44 | 0.3 | 1067 | 60 |
| reasons for low co2 | 0.94 | 1 | 8166 | 29 |
| reasons for increased co2 levels | 1.98 | 0.8 | 9981 | 98 |
| the reason co2 is a lewis acid is | 1.84 | 0.3 | 8006 | 92 |
| reason for increased co2 | 0.42 | 0.9 | 9355 | 18 |
| reasons for low co2 levels | 0.47 | 0.9 | 9872 | 79 |
| reasons for low co2 levels in blood | 1.84 | 0.9 | 7120 | 45 |
| reasons for high co2 | 0.92 | 0.7 | 9196 | 80 |
| reasons for high co2 levels in blood | 0.79 | 0.2 | 3558 | 5 |
| reasons for low co2 in blood | 0.13 | 0.2 | 3137 | 11 |
| reasons for low serum co2 | 0.4 | 0.6 | 3276 | 60 |
