Seeng or Seeing: How To spell?

The word Seeng is misspelled against Seeing, which is present continuous of "See"

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