Overhaling or Overhauling: How To spell?

The word Overhaling is misspelled against Overhauling, a noun meaning "A strict examination with a view to correction or repairs."

Word contains consecutive vowels 'AU' in between alphabets overh & ling is misspelled as 'A' as letter 'U' is phonetically igno
Wrong Spelling:  overh-a-ling 
Correct Spelling:  overh-au-ling 
Find more wrongly spelled words of Overhauling to spell it well.

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