| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| mechanism of respiration in short | 0.71 | 0.8 | 275 | 35 | 33 |
| mechanism | 1.91 | 0.9 | 5220 | 17 | 9 |
| of | 0.13 | 0.6 | 4535 | 6 | 2 |
| respiration | 1.33 | 0.6 | 6034 | 26 | 11 |
| in | 0.8 | 0.8 | 1140 | 56 | 2 |
| short | 0.03 | 0.3 | 3618 | 95 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| mechanism of respiration in short | 1.02 | 0.1 | 7665 | 82 |
