| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| history of railroad tracks | 1.02 | 1 | 675 | 52 | 26 |
| history | 1.24 | 0.8 | 3522 | 26 | 7 |
| of | 0.34 | 0.2 | 5390 | 5 | 2 |
| railroad | 1.74 | 1 | 3822 | 57 | 8 |
| tracks | 1.75 | 0.6 | 8437 | 4 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| history of railroad tracks | 1.54 | 1 | 836 | 3 |
