SimilarityRank
biofuel 0.829 11346
biodiesel 0.805 34972
alternative_fuel 0.797 38448
feedstock 0.703 44952
bioga 0.698 33090
liquid_fuel 0.695 86707
natural_gas 0.695 5419
renewable_energy_source 0.690 24016
ethanol 0.687 13692
bioenergy 0.686 43864
renewable_energy 0.676 4106
fossil_fuel 0.675 9239
alternative_energy_source 0.675 77620
alternative_energy 0.674 32265
clean_energy 0.672 14373
renewable_source 0.669 75160
biomass 0.666 8352
renewable_resource 0.665 46913
diesel_fuel 0.664 48281
Biofuels 0.663 85923
renewable 0.661 7265
of_fossil_fuel 0.653 44531
renewable_power 0.647 86212
hydrogen 0.633 10438
renewable_energy_resource 0.633 83922