Feeng or Feeing: How To spell?

The word Feeng is misspelled against Feeing, which is present continuous of "Fee"

Word contains consecutive vowels 'EI' in between alphabets fe & ng is misspelled as 'E' as letter 'I' is phonetically ignored
Wrong Spelling:  fe-e-ng 
Correct Spelling:  fe-ei-ng 
Explore spell check of Feeing to spell without errors.