The word Mobing is misspelled against Mobbing, which is present continuous of "Mob"
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Mobbing has double "bb" is mispronounced as "b"
Remember double 'BB' in between the strings Mo & ing which should not be misspelled with single 'B'
Wrong Spelling:  Mo-b-ing 
Correct Spelling:  Mo-bb-ing 
Find more incorrect spellings of Mobbing to spell right way.