| Similarity | Rank | |
|---|---|---|
| smelting | 0.703 | 58389 |
| Refining | 0.703 | 63572 |
| metallurgical | 0.688 | 57534 |
| refine | 0.679 | 14761 |
| petrochemical | 0.677 | 40327 |
| refines | 0.668 | 77026 |
| distilling | 0.665 | 53108 |
| manufacturing | 0.654 | 2730 |
| metallurgy | 0.653 | 56787 |
| polishing | 0.650 | 20795 |
| beneficiation | 0.643 | 84070 |
| extracting | 0.641 | 22488 |
| extraction | 0.641 | 11465 |
| distillation | 0.640 | 33939 |
| perfecting | 0.633 | 26511 |
| coking | 0.632 | 94487 |
| honing | 0.628 | 32583 |
| ore | 0.627 | 12731 |
| refinery | 0.624 | 24048 |
| diversifying | 0.620 | 40516 |
| mining | 0.619 | 4846 |
| refiner | 0.619 | 95012 |
| petrochemicals | 0.619 | 64013 |
| concentrate | 0.618 | 5628 |
| petroleum | 0.611 | 13215 |