Rauning or Reining: How To spell?

The word Rauning is misspelled against Reining, which is present continuous of "Rein"

Word contains consecutive vowels 'EI' in between alphabets r & ning is misspelled as 'AU'
Wrong Spelling:  r-au-ning 
Correct Spelling:  r-ei-ning 
Check more misspelled words of Reining to spell it correct.