Retaoled or Retailed: How To spell?

The word Retaoled is misspelled against Retailed, which is past tense of "Retail"

Word contains consecutive vowels 'AI' in between alphabets ret & led is misspelled as 'AO'
Wrong Spelling:  ret-ao-led 
Correct Spelling:  ret-ai-led 
Find more incorrect spellings of Retailed to spell right way.

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