Stroling or Strolling: How To spell?

The word Stroling is misspelled against Strolling, which is present continuous of "Stroll"

Strolling has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings stro & ing which should not be misspelled with single 'L'
Wrong Spelling:  stro-l-ing 
Correct Spelling:  stro-ll-ing 
Find more incorrect spellings of Strolling to spell right way.