Ocurrence or Occurrence: How To spell?
The word Ocurrence is misspelled against Occurrence, a noun meaning "A coming or happening; as, the occurence of a railway collision."
Occurrence has double "cc" is mispronounced as "c"Remember double 'CC' in between the strings O & urrence which should not be misspelled with single 'C'
Wrong Spelling:  O-c-urrence  Correct Spelling:  O-cc-urrence 
Check more misspelled words of Occurrence to spell it correct.