| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| esophageal cancer caused by railroad work | 0.94 | 0.2 | 9405 | 51 | 41 |
| esophageal | 1.74 | 0.7 | 6616 | 21 | 10 |
| cancer | 0.27 | 0.8 | 2351 | 50 | 6 |
| caused | 0.34 | 0.7 | 2697 | 90 | 6 |
| by | 1.98 | 0.9 | 4954 | 20 | 2 |
| railroad | 1.62 | 0.2 | 9078 | 57 | 8 |
| work | 1.92 | 0.3 | 740 | 56 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| esophageal cancer caused by railroad work | 1.23 | 0.8 | 6127 | 9 |
