Overseyeng or Overseeing: How To spell?

The word Overseyeng is misspelled against Overseeing, which is present continuous of "Oversee"

Word contains consecutive vowels 'EI' in between alphabets overse & ng is misspelled as 'YE'
Wrong Spelling:  overse-ye-ng 
Correct Spelling:  overse-ei-ng 
Explore spell check of Overseeing to spell without errors.