| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| roman sewer system history | 0.4 | 0.6 | 6102 | 20 | 26 |
| roman | 0.9 | 0.9 | 1576 | 2 | 5 |
| sewer | 1.96 | 0.2 | 4150 | 54 | 5 |
| system | 0.71 | 0.2 | 5639 | 97 | 6 |
| history | 1.35 | 1 | 1073 | 94 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| roman sewer system history | 0.18 | 0.9 | 4519 | 80 |
