Eich chwiliad - ((combustiveis or combustible) or combustions) (fossilis or (fossilised or fossile) )~ - ddim yn cyfateb ag unrhyw adnoddau

Efallai y dylech gynnig rhai amrywiadau sillafu:
combustiveis » combustibles
combustions » combustion, combustors, combusting
fossilis » fossils, fossili, fossil
fossilised » fossilsed, fossilied, fossiled, fossilized
fossile » fossil, fossils

Efallai y cewch fwy o ganlyniadau drwy addasu'ch ymholiad chwilio.