| Similarity | Rank | |
|---|---|---|
| wastewater_treatment | 0.851 | 51114 |
| wastewater | 0.771 | 16254 |
| waste_water | 0.733 | 36994 |
| water_treatment_plant | 0.718 | 79968 |
| water_system | 0.713 | 20594 |
| treat_water | 0.712 | 93862 |
| desalination | 0.709 | 50200 |
| water_supply | 0.703 | 7947 |
| wastewater_treatment_plant | 0.698 | 59904 |
| disinfection | 0.678 | 56349 |
| treatment_plant | 0.678 | 48607 |
| potable_water | 0.670 | 47408 |
| water_management | 0.669 | 19218 |
| drinking_water | 0.667 | 14184 |
| sanitation | 0.665 | 11173 |
| sewerage | 0.664 | 65854 |
| filtration | 0.654 | 32642 |
| water_utility | 0.651 | 65504 |
| water_supply_system | 0.648 | 92459 |
| and_sanitation | 0.644 | 15331 |
| water_infrastructure | 0.642 | 84179 |
| sewage | 0.638 | 20240 |
| solid_waste_management | 0.637 | 88395 |
| drink_water | 0.634 | 17506 |
| water_storage | 0.633 | 92766 |