Screning or Screening: How To spell?
The word Screning is misspelled against Screening, which is present continuous of "Screen"
Screening has double "ee" is mispronounced as "e"Remember double 'EE' in between the strings Scr & ning which should not be misspelled with single 'E'
Wrong Spelling:  Scr-e-ning  Correct Spelling:  Scr-ee-ning 
Find more wrongly spelled words of Screening to spell it well.