Taotologizing or Tautologizing: How To spell?

The word Taotologizing is misspelled against Tautologizing, which is present continuous of "Tautologize"

Word contains consecutive vowels 'AU' in between alphabets t & tologizing is misspelled as 'AO'
Wrong Spelling: t-ao-tologizing
Correct Spelling: t-au-tologizing
Find more incorrect spellings of Tautologizing to spell right way.