Efallai y dylech gynnig rhai amrywiadau sillafu:
combustiveis » combustions, combustibles
combustors » combustor
fossilis" » fossils", vassilis", sessilis", fossilss", fossiles"
fossilised" » fossilsed", vassilised", sessilised", fossilssed", fossilesed", fossilized"
fossili" » fossils", fossile"
fossiles" » fossils", fossile", missiles"

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

• Cynnal chwiliad niwlog a allai adalw termau sydd wedi'u sillafu'n debyg: "(combustiveis or combustors) ((fossilis" OR (fossili" or fossil")) OR (fossilised" or fossiles"))~.
• Efallai y bydd y geiriau AND, OR a NOT yn drysu'r chwiliad; ceisiwch ychwanegu ddyfynodau.: "\"(combustiveis or combustors) ((fossilis\" OR (fossili\" or fossil\")) OR (fossilised\" or fossiles\"))*".
• Gallai tynnu'r dyfynodau ganiatáu chwiliad ehangach: (combustiveis or combustors) ((fossilis OR (fossili or fossil )) OR (fossilised or fossiles ))*.