Cobling or Cobbling: How To spell?
The word Cobling is misspelled against Cobbling, which is present continuous of "Cobble"
Cobbling has double "bb" is mispronounced as "b"Remember double 'BB' in between the strings Co & ling which should not be misspelled with single 'B'
Wrong Spelling:  Co-b-ling  Correct Spelling:  Co-bb-ling 
Find more incorrect spellings of Cobbling to spell right way.