| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| respiratory system cells tissues and organs | 1.46 | 0.9 | 5763 | 9 | 43 |
| respiratory | 1.95 | 0.7 | 7896 | 48 | 11 |
| system | 1.03 | 0.4 | 3905 | 71 | 6 |
| cells | 0.22 | 0.1 | 8855 | 1 | 5 |
| tissues | 1.8 | 0.5 | 2855 | 49 | 7 |
| and | 1.31 | 0.2 | 6348 | 5 | 3 |
| organs | 0.59 | 0.4 | 3288 | 44 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| respiratory system cells tissues and organs | 1.18 | 0.9 | 298 | 5 |
| cells of respiratory system | 0.91 | 0.7 | 8876 | 14 |
| tissues of the respiratory system | 0.75 | 0.5 | 3135 | 40 |
| what cells make up the respiratory system | 1.11 | 0.8 | 4075 | 94 |
| what tissues make up the respiratory system | 0.47 | 0.4 | 4900 | 91 |
| tissues found in the respiratory system | 1.13 | 0.2 | 3606 | 14 |
| major tissues in the respiratory system | 1.68 | 0.4 | 785 | 9 |
| types of tissues in the respiratory system | 0.88 | 0.2 | 6617 | 84 |
| specific cells in the respiratory system | 1.24 | 0.7 | 6769 | 34 |
| tissue types in the respiratory system | 1.81 | 0.5 | 9447 | 70 |
| cells of the respiratory tract | 0.88 | 0.1 | 1612 | 85 |
