Eich chwiliad - "(combustiveis or combusting) (fossil" or (fossilised" or fossilsed")) - ddim yn cyfateb ag unrhyw adnoddau

Efallai y dylech gynnig rhai amrywiadau sillafu:
combustiveis » combustions, combustibles
combusting » combustions, combustion, composting
fossilised" » fossilized", fossilis"
fossilsed" » fossilisted", fossilized", fossils"

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