Steming or Stemming: How To spell?
The word Steming is misspelled against Stemming, which is present continuous of "Stem"
Stemming has double "mm" is mispronounced as "m"Remember double 'MM' in between the strings ste & ing which should not be misspelled with single 'M'
Wrong Spelling:  ste-m-ing  Correct Spelling:  ste-mm-ing 
Find more wrongly spelled words of Stemming to spell it well.