| Similarity | Rank | |
|---|---|---|
| ash | 0.712 | 12277 |
| bitumen | 0.694 | 49374 |
| creosote | 0.681 | 74637 |
| soot | 0.657 | 34824 |
| coal | 0.651 | 5233 |
| turpentine | 0.647 | 73299 |
| petroleum | 0.637 | 13215 |
| ethane | 0.634 | 97441 |
| hydrocarbons | 0.630 | 32458 |
| gz | 0.627 | 63133 |
| Tar | 0.622 | 33843 |
| sands | 0.615 | 15555 |
| sulphur | 0.612 | 34384 |
| sawdust | 0.608 | 41413 |
| peat | 0.604 | 26937 |
| eucalyptus | 0.603 | 38341 |
| oilsands | 0.601 | 96475 |
| tarball | 0.601 | 97989 |
| pumice | 0.601 | 67893 |
| sulphuric | 0.599 | 87525 |
| leach | 0.599 | 46972 |
| hydrocarbon | 0.597 | 36213 |
| fumes | 0.597 | 20241 |
| oil | 0.596 | 847 |
| sulfur | 0.596 | 22001 |