Avuling or Availing: How To spell?

The word Avuling is misspelled against Availing, which is present continuous of "Avail"

Word contains consecutive vowels 'AI' in between alphabets av & ling is misspelled as 'U'
Wrong Spelling:  av-u-ling 
Correct Spelling:  av-ai-ling 
Check more misspelled words of Availing to spell it correct.

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