| Similarity | Rank | |
|---|---|---|
| renewable_energy_source | 0.838 | 24016 |
| alternative_energy | 0.830 | 32265 |
| renewable_energy_resource | 0.780 | 83922 |
| renewable_energy | 0.778 | 4106 |
| renewable_energy_technology | 0.751 | 55947 |
| energy_source | 0.742 | 21126 |
| renewable_source | 0.729 | 75160 |
| solar_energy | 0.727 | 10842 |
| alternative_fuel | 0.724 | 38448 |
| green_energy | 0.721 | 29006 |
| renewable_technology | 0.719 | 94854 |
| energy_resource | 0.711 | 32118 |
| sustainable_energy | 0.710 | 32989 |
| clean_energy | 0.710 | 14373 |
| energy_generation | 0.706 | 60953 |
| green_technology | 0.703 | 39391 |
| energy_technology | 0.703 | 60996 |
| renewable_resource | 0.696 | 46913 |
| wind_power | 0.695 | 15719 |
| energy_independence | 0.694 | 65055 |
| fossil_fuel | 0.693 | 9239 |
| renewable_energy_system | 0.691 | 88521 |
| energy_conservation | 0.690 | 27969 |
| of_fossil_fuel | 0.688 | 44531 |
| biofuel | 0.687 | 11346 |