1) First three of five 2) Linda of dallas 3) OU opening 4) Series of vowels before O 5) Start of a vowel recital 6) Start of a vowel sequence 7) Start of the vowels 8) Three before O-U 9) Vowel sequence 10) Vowel trio 11) Vowel-sequence start Found on https://www.crosswordclues.com/clue/aei
1) First three of five 2) Linda of dallas 3) OU opening 4) Series of vowels before O 5) Start of a vowel recital 6) Start of a vowel sequence 7) Start of the vowels 8) Three before O-U 9) Vowel sequence 10) Vowel trio 11) Vowel-sequence start