Moan or Maian: How To spell?

The word Moan is misspelled against Maian, a noun meaning "Any spider crab of the genus Maia, or family Maiadae."

Word contains consecutive vowels 'AI' in between alphabets m & an is misspelled as 'O'
Wrong Spelling:  m-o-an 
Correct Spelling:  m-ai-an 
Find more incorrect spellings of Maian to spell right way.

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