Riening or Reining: How To spell?

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

Word contains consecutive vowels 'EI' in between alphabets r & ning is misspelled as 'IE'
Wrong Spelling:  r-ie-ning 
Correct Spelling:  r-ei-ning 
Find more wrongly spelled words of Reining to spell it well.