| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| respiratory system in fish | 1.8 | 0.3 | 2724 | 83 | 26 |
| respiratory | 1.12 | 0.7 | 7748 | 73 | 11 |
| system | 0.88 | 0.1 | 6477 | 10 | 6 |
| in | 0.86 | 0.6 | 6912 | 75 | 2 |
| fish | 0.64 | 1 | 9353 | 95 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| respiratory system in fish | 0.43 | 1 | 5950 | 66 |
| respiratory system in humans | 0.18 | 0.5 | 2697 | 55 |
| respiratory system interact with other system | 1.26 | 0.4 | 39 | 6 |
| respiratory system in animals | 0.48 | 0.3 | 6061 | 88 |
| respiratory system in order | 0.7 | 0.3 | 5217 | 89 |
| respiratory system infection | 0.86 | 1 | 7598 | 71 |
| respiratory system in a sentence | 1.04 | 1 | 9944 | 24 |
| respiratory system in hindi | 0.63 | 0.8 | 4525 | 92 |
| respiratory system in mammals | 1.39 | 0.4 | 8290 | 69 |
| respiratory system information | 0.18 | 0.5 | 4557 | 69 |
| respiratory system introduction | 1.42 | 0.5 | 1119 | 25 |
| fish respiratory system diagram | 1.97 | 0.7 | 30 | 57 |
| a fish's respiratory system diagram | 1.36 | 0.7 | 9591 | 10 |
| koi fish respiratory system | 1.85 | 0.1 | 7383 | 48 |
| fish respiratory system structure | 1.31 | 0.7 | 3128 | 27 |
| fish and human respiratory system comparison | 1.08 | 0.5 | 6187 | 10 |
