| Similarity | Rank | |
|---|---|---|
| intercity | 0.812 | 13704 |
| rail | 0.764 | 2069 |
| railfreight | 0.754 | 28233 |
| freight | 0.716 | 5956 |
| hst | 0.701 | 33166 |
| electrification | 0.700 | 18184 |
| railway | 0.682 | 1267 |
| main-line | 0.674 | 38330 |
| inter-city | 0.672 | 34034 |
| scotrail | 0.670 | 27273 |
| transpennine | 0.670 | 45215 |
| chunnel | 0.666 | 52550 |
| tramway | 0.661 | 11005 |
| sncf | 0.657 | 61679 |
| loco | 0.656 | 12191 |
| merseytravel | 0.655 | 47374 |
| renfe | 0.655 | 17740 |
| privatisation | 0.652 | 4894 |
| locomotive | 0.649 | 5350 |
| lrt | 0.648 | 47988 |
| crossrail | 0.646 | 57202 |
| haulage | 0.640 | 13803 |
| narrow-gauge | 0.637 | 58530 |
| dtc | 0.637 | 65386 |
| tram | 0.636 | 7036 |