| Similarity | Rank | |
|---|---|---|
| open-cast | 0.797 | 41720 |
| opencast | 0.749 | 18221 |
| panguna | 0.726 | 75973 |
| ore | 0.720 | 8466 |
| deep-mined | 0.719 | 81231 |
| miner | 0.703 | 3688 |
| colliery | 0.694 | 8951 |
| mining | 0.687 | 3831 |
| smelt | 0.687 | 16909 |
| steel | 0.674 | 2293 |
| low-sulphur | 0.672 | 51947 |
| bauxite | 0.672 | 34840 |
| iron-ore | 0.671 | 74674 |
| oil-shale | 0.670 | 95945 |
| gas-fired | 0.668 | 29954 |
| coal-fired | 0.665 | 21020 |
| mine | 0.664 | 1414 |
| gas | 0.661 | 1306 |
| oil-fired | 0.656 | 49906 |
| monktonhall | 0.652 | 34512 |
| powergen | 0.651 | 21620 |
| lignite | 0.647 | 28489 |
| ravenscraig | 0.647 | 35347 |
| coal-mine | 0.645 | 58559 |
| generating | 0.641 | 12538 |