| Similarity | Rank | |
|---|---|---|
| wastewater | 0.870 | 16254 |
| effluent | 0.802 | 39640 |
| sewage | 0.795 | 20240 |
| treat_water | 0.763 | 93862 |
| wastewater_treatment | 0.760 | 51114 |
| treatment_plant | 0.759 | 48607 |
| wastewater_treatment_plant | 0.737 | 59904 |
| water_treatment | 0.733 | 44454 |
| industrial_waste | 0.726 | 70885 |
| storm_water | 0.721 | 71726 |
| solid_waste | 0.719 | 32002 |
| sewerage | 0.716 | 65854 |
| ground_water | 0.706 | 30977 |
| septic_tank | 0.703 | 57145 |
| recycled_water | 0.701 | 97840 |
| water_supply | 0.700 | 7947 |
| stormwater | 0.699 | 37648 |
| drinking_water | 0.698 | 14184 |
| groundwater | 0.697 | 10207 |
| water_treatment_plant | 0.692 | 79968 |
| rainwater | 0.690 | 41449 |
| surface_water | 0.689 | 17620 |
| organic_waste | 0.689 | 69060 |
| potable_water | 0.685 | 47408 |
| sewage_system | 0.684 | 73638 |