Complex sentence: Severer Doric εε → η; οο, εο → ω Though later forms of Doric contracted to ει, ου, throughout the history of Doric, compensatory lengthening used η, ω.
Split into simpler sentences: Severer Doric εε → η; οο, εο → ω In later forms of Doric, itcontracted to ει, ου. Throughout the history of Doric, compensatory lengthening used η, ω.