| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| what is countercurrent exchange | 0.53 | 0.7 | 1219 | 31 | 31 |
| what | 0.11 | 0.6 | 666 | 78 | 4 |
| is | 1.15 | 1 | 8025 | 23 | 2 |
| countercurrent | 1.11 | 0.4 | 6062 | 61 | 14 |
| exchange | 1.86 | 0.7 | 2809 | 60 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what is countercurrent exchange | 1.69 | 0.9 | 9494 | 18 |
| what is countercurrent exchange in fish | 1.02 | 0.9 | 8488 | 34 |
| what is countercurrent exchange biology | 1.77 | 0.5 | 5828 | 23 |
| countercurrent heat exchanger | 1.26 | 1 | 2969 | 29 |
| countercurrent exchange in kidney | 1.02 | 0.3 | 6529 | 72 |
| what is countercurrent heat exchange | 1.78 | 1 | 4259 | 81 |
| how does countercurrent exchange work | 0.14 | 0.2 | 3378 | 91 |
| countercurrent gas exchange | 1.09 | 0.9 | 5438 | 16 |
| countercurrent exchange | 0.43 | 0.5 | 5601 | 86 |
| countercurrent exchange system | 1.46 | 0.5 | 2450 | 33 |
| countercurrent exchange in fish | 1.49 | 0.7 | 7163 | 15 |
| countercurrent exchange biology | 0.43 | 0.6 | 2133 | 83 |
| countercurrent exchange system in the kidney | 1.5 | 0.3 | 6807 | 88 |
| countercurrent exchange mechanism | 1.25 | 0.9 | 7848 | 72 |
| countercurrent exchange birds | 0.06 | 0.1 | 3646 | 78 |
| countercurrent exchange is evident in | 0.25 | 0.2 | 3283 | 27 |
| countercurrent exchange urinary system | 0.77 | 0.1 | 69 | 13 |
| countercurrent exchange definition biology | 1.88 | 0.4 | 7292 | 39 |
| countercurrent exchange system in fish gills | 1 | 0.6 | 9500 | 52 |
