| Similarity | Rank | |
|---|---|---|
| cleanup | 0.683 | 52856 |
| spillage | 0.681 | 19509 |
| superfund | 0.664 | 51321 |
| road-building | 0.659 | 34585 |
| decontaminate | 0.656 | 68409 |
| waste-disposal | 0.656 | 53288 |
| ebenat | 0.642 | 92320 |
| contaminated | 0.641 | 12063 |
| energy-save | 0.640 | 61963 |
| reforestation | 0.637 | 43916 |
| decommission | 0.632 | 22230 |
| facelift | 0.628 | 22301 |
| desalination | 0.626 | 43951 |
| worst-affected | 0.622 | 67905 |
| ssis | 0.622 | 96115 |
| environmentally-sensitive | 0.620 | 88048 |
| desulphurisation | 0.620 | 48583 |
| anti-pollution | 0.619 | 34159 |
| abadan | 0.618 | 73162 |
| tree-planting | 0.614 | 50332 |
| soviet-designed | 0.612 | 96315 |
| bioga | 0.610 | 50706 |
| nuclear-weapons | 0.610 | 89761 |
| sarovar | 0.609 | 95960 |
| lorry-load | 0.609 | 57471 |