Signaling or Signalling: How To spell?

The word Signaling is misspelled against Signalling, which is present continuous of "Signal"

Signalling has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings signa & ing which should not be misspelled with single 'L'
Wrong Spelling:  signa-l-ing 
Correct Spelling:  signa-ll-ing 
Find more wrongly spelled words of Signalling to spell it well.