Foeffing or Feoffing: How To spell?

The word Foeffing is misspelled against Feoffing, which is present continuous of "Feoff"

Word contains consecutive vowels 'EO' in between alphabets f & ffing is misspelled as 'OE'
Wrong Spelling:  f-oe-ffing 
Correct Spelling:  f-eo-ffing 
Find more incorrect spellings of Feoffing to spell right way.