| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| trains during the 1930s | 1.82 | 0.9 | 4813 | 89 | 23 |
| trains | 0.05 | 0.7 | 2067 | 87 | 6 |
| during | 0.51 | 0.2 | 7786 | 14 | 6 |
| the | 0.35 | 0.9 | 2417 | 80 | 3 |
| 1930s | 1.43 | 1 | 8079 | 52 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| trains during the 1930s | 0.38 | 0.5 | 7891 | 54 |
| railroads in the 1930s | 1.34 | 0.3 | 7773 | 24 |
| trains in the 1920s | 0.39 | 1 | 7210 | 35 |
| trains in the 1940s | 0.96 | 0.9 | 2313 | 11 |
| trains in the 1890s | 1.59 | 0.1 | 5927 | 20 |
| passenger trains of the 1940s | 0.21 | 0.5 | 4594 | 43 |
| trains in the us history | 1.81 | 0.4 | 168 | 36 |
| transportation in the 1930s | 1.98 | 1 | 4310 | 1 |
| trains in the 1950s | 0.89 | 0.8 | 2585 | 57 |
| american flyer trains 1930s | 1.86 | 0.9 | 2561 | 58 |
| late 19th century trains | 1.91 | 0.1 | 99 | 1 |
| urban rail in the 1930s | 1.55 | 0.1 | 1501 | 16 |
| what century did the trains boomed | 0.54 | 0.2 | 4380 | 30 |
| early history of trains | 0.68 | 1 | 2026 | 39 |
| train travel in the 1940s | 0.14 | 0.5 | 8359 | 50 |
| train in 1990s history | 1.52 | 0.1 | 6117 | 98 |
