| Similarity | Rank | |
|---|---|---|
| gas-fired | 0.882 | 70372 |
| gasification | 0.875 | 64900 |
| biogas | 0.861 | 44510 |
| coal-fired | 0.840 | 36383 |
| biomass | 0.832 | 16091 |
| renewable | 0.827 | 6153 |
| geothermal | 0.811 | 21905 |
| MWe | 0.803 | 81615 |
| photovoltaic | 0.802 | 22415 |
| hydropower | 0.789 | 38989 |
| renewables | 0.787 | 27442 |
| photovoltaics | 0.784 | 66103 |
| digester | 0.782 | 85063 |
| bioenergy | 0.779 | 65798 |
| megawatts | 0.776 | 34528 |
| hydroelectric | 0.775 | 35239 |
| high-efficiency | 0.770 | 53165 |
| MW | 0.770 | 16989 |
| hydro-electric | 0.764 | 98559 |
| Biomass | 0.761 | 50798 |
| kW | 0.755 | 27413 |
| feedstock | 0.754 | 46681 |
| electricity | 0.753 | 3160 |
| biofuel | 0.752 | 33305 |
| desalination | 0.751 | 51084 |