| Similarity | Rank | |
|---|---|---|
| stormwater | 0.888 | 37648 |
| wastewater | 0.780 | 16254 |
| storm_drain | 0.764 | 74105 |
| stormwater_management | 0.759 | 98827 |
| rainwater | 0.745 | 41449 |
| sewer_system | 0.736 | 51258 |
| waste_water | 0.721 | 36994 |
| sewage | 0.717 | 20240 |
| surface_water | 0.716 | 17620 |
| wastewater_treatment_plant | 0.715 | 59904 |
| treatment_plant | 0.708 | 48607 |
| sewerage | 0.693 | 65854 |
| rain_garden | 0.692 | 54446 |
| rain_water | 0.687 | 80011 |
| water_quality | 0.682 | 8567 |
| drainage_system | 0.682 | 46605 |
| groundwater | 0.680 | 10207 |
| septic_system | 0.673 | 76360 |
| sewer | 0.670 | 15057 |
| wastewater_treatment | 0.670 | 51114 |
| ground_water | 0.664 | 30977 |
| recycled_water | 0.661 | 97840 |
| pump_station | 0.656 | 47614 |
| effluent | 0.655 | 39640 |
| swale | 0.653 | 92939 |