Idoegram or Ideogram: How To spell?

The word Idoegram is misspelled against Ideogram, a noun meaning "A phonetic symbol; a letter."

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