Toaing or Toeing: How To spell?

The word Toaing is misspelled against Toeing, which is present continuous of "Toe"

Word contains consecutive vowels 'EI' in between alphabets to & ng is misspelled as 'AI'
Wrong Spelling:  to-ai-ng 
Correct Spelling:  to-ei-ng 
Find more incorrect spellings of Toeing to spell right way.