| Similarity | Rank | |
|---|---|---|
| wastewater | 0.782 | 16254 |
| waste_water | 0.763 | 36994 |
| potable_water | 0.761 | 47408 |
| treatment_plant | 0.748 | 48607 |
| effluent | 0.733 | 39640 |
| drinking_water | 0.730 | 14184 |
| recycled_water | 0.722 | 97840 |
| water_treatment_plant | 0.720 | 79968 |
| water_treatment | 0.712 | 44454 |
| irrigation_water | 0.707 | 72924 |
| tap_water | 0.698 | 47298 |
| surface_water | 0.694 | 17620 |
| sewage | 0.693 | 20240 |
| drink_water | 0.688 | 17506 |
| wastewater_treatment | 0.687 | 51114 |
| wastewater_treatment_plant | 0.687 | 59904 |
| water_supply | 0.687 | 7947 |
| water_source | 0.675 | 24751 |
| water | 0.673 | 231 |
| groundwater | 0.673 | 10207 |
| fresh_water | 0.673 | 16726 |
| contaminated_water | 0.668 | 71547 |
| river_water | 0.667 | 72046 |
| for_drinking | 0.666 | 64062 |
| ground_water | 0.663 | 30977 |