| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| constructed wetlands in pollution control | 2 | 1 | 6117 | 19 | 41 |
| constructed | 0.96 | 0.9 | 6775 | 20 | 11 |
| wetlands | 0.5 | 0.5 | 3571 | 18 | 8 |
| in | 1.66 | 0.6 | 5459 | 12 | 2 |
| pollution | 0.47 | 0.9 | 1328 | 7 | 9 |
| control | 0.21 | 1 | 3329 | 94 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| constructed wetlands in pollution control | 0.61 | 0.3 | 1724 | 33 |
