Complining or Complaining: How To spell?

The word Complining is misspelled against Complaining, which is present continuous of "Complain"

Word contains consecutive vowels 'AI' in between alphabets compl & ning is misspelled as 'I'
Wrong Spelling:  compl-i-ning 
Correct Spelling:  compl-ai-ning 
Find more incorrect spellings of Complaining to spell right way.

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