| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| esophageal cancer caused by railroad workers | 0.83 | 0.4 | 407 | 45 | 44 |
| esophageal | 1.13 | 0.3 | 9243 | 82 | 10 |
| cancer | 1.13 | 1 | 3150 | 81 | 6 |
| caused | 0.86 | 0.2 | 7989 | 72 | 6 |
| by | 1.57 | 0.3 | 5257 | 72 | 2 |
| railroad | 1.93 | 0.5 | 2996 | 65 | 8 |
| workers | 0.61 | 0.4 | 3959 | 55 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| esophageal cancer caused by railroad workers | 1.67 | 0.4 | 9844 | 49 |
