| Similarity | Rank | |
|---|---|---|
| br | 0.764 | 4944 |
| freight | 0.764 | 5956 |
| railway | 0.733 | 1267 |
| chunnel | 0.724 | 52550 |
| intercity | 0.712 | 13704 |
| passenger | 0.706 | 2164 |
| electrification | 0.692 | 18184 |
| narrow-gauge | 0.679 | 58530 |
| inter-city | 0.671 | 34034 |
| tunnel | 0.663 | 2916 |
| railways | 0.661 | 9814 |
| redmire | 0.657 | 48822 |
| thameslink | 0.653 | 47429 |
| hst | 0.651 | 33166 |
| tramway | 0.650 | 11005 |
| crossrail | 0.650 | 57202 |
| privatisation | 0.648 | 4894 |
| railfreight | 0.646 | 28233 |
| deepcar | 0.645 | 86208 |
| short-haul | 0.639 | 63644 |
| main-line | 0.638 | 38330 |
| transpennine | 0.635 | 45215 |
| sncf | 0.635 | 61679 |
| tram | 0.633 | 7036 |
| six-lane | 0.633 | 90625 |