Efallai y dylech gynnig rhai amrywiadau sillafu:
introduction desertification » introduction identification, introduction verification, introduction clarification
desertification methods » diversification methods, identification methods, verification methods
methods recursion » methods recursive, methods decision, method recursive
recursion array » recursion arrays
array formulas » area formulas, harrop formulas, array format

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

• Efallai y byddai ychwanegu symbol nod-chwiliwr yn adfer amrywiad geiriau: introduction desertification methods recursion array formulas*.