| Similarity | Rank | |
|---|---|---|
| fossil-fuel | 0.867 | 76055 |
| bioga | 0.864 | 50706 |
| btoe | 0.853 | 85389 |
| mtbe | 0.850 | 87435 |
| above-ground | 0.848 | 56220 |
| low-sulphur | 0.842 | 51947 |
| hcfc | 0.838 | 89263 |
| lpg | 0.834 | 44069 |
| non-renewable | 0.833 | 38552 |
| so2 | 0.828 | 62009 |
| rme | 0.825 | 69417 |
| ozone-damaging | 0.823 | 88642 |
| carbon-dioxide | 0.821 | 95251 |
| gasification | 0.820 | 40725 |
| digester | 0.819 | 79949 |
| btu | 0.818 | 51172 |
| c02 | 0.815 | 50452 |
| twh | 0.814 | 84768 |
| bontang | 0.812 | 81325 |
| woodpulp | 0.812 | 89560 |
| fumigant | 0.811 | 99638 |
| ozone-depleting | 0.810 | 40272 |
| mox | 0.810 | 53327 |
| leachate | 0.808 | 84487 |
| peatbog | 0.807 | 99210 |