Haoling or Hauling: How To spell?

The word Haoling is misspelled against Hauling, which is present continuous of "Haul"

Word contains consecutive vowels 'AU' in between alphabets h & ling is misspelled as 'AO'
Wrong Spelling: h-ao-ling
Correct Spelling: h-au-ling
Find more incorrect spellings of Hauling to spell right way.