| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| stories of the railroad | 0.99 | 0.2 | 2367 | 86 | 23 |
| stories | 0.96 | 0.1 | 3753 | 55 | 7 |
| of | 0.06 | 0.6 | 4857 | 60 | 2 |
| the | 1.66 | 0.1 | 3506 | 91 | 3 |
| railroad | 1.01 | 0.9 | 4423 | 19 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| stories of the railroad | 1.78 | 0.6 | 4766 | 43 |
| stories of the underground railroad | 1.06 | 0.3 | 2456 | 18 |
| the story of american railroads | 0.36 | 1 | 1441 | 7 |
| the history of the railroad | 1.62 | 0.6 | 6193 | 76 |
| looking to read the railroad magazine stories | 1.26 | 0.4 | 5579 | 68 |
| railroad story book 1907 | 1.14 | 0.5 | 3777 | 41 |
| books on railroad history | 0.5 | 0.1 | 4581 | 81 |
| the story of the train | 1.62 | 0.3 | 4898 | 16 |
| life on the railroad | 0.72 | 0.5 | 7308 | 91 |
| information about the railroad | 0.32 | 0.1 | 3186 | 5 |
| short stories about trains | 0.15 | 0.1 | 8052 | 14 |
| what was the railroad | 0.6 | 0.1 | 1943 | 40 |
| facts on the railroad | 0.2 | 0.7 | 4503 | 54 |
| the british railway stories | 1.71 | 0.6 | 2070 | 18 |
| historical fiction about underground railroad | 1.3 | 1 | 4052 | 37 |
| railroad history for kids | 1.87 | 0.9 | 666 | 34 |
| encyclopedia britannica railroad history | 0.36 | 0.4 | 7767 | 3 |
