| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| evolutionary history of the lungfish | 0.57 | 0.6 | 3628 | 14 | 36 |
| evolutionary | 1.11 | 1 | 662 | 95 | 12 |
| history | 0.53 | 0.5 | 4052 | 77 | 7 |
| of | 1.75 | 0.2 | 635 | 26 | 2 |
| the | 0.3 | 0.8 | 7398 | 84 | 3 |
| lungfish | 0.2 | 0.3 | 3522 | 6 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| evolutionary history of the lungfish | 1.36 | 0.2 | 526 | 76 |
