Polyavtography or Polyautography: How To spell?

The word Polyavtography is misspelled against Polyautography, a noun meaning "The act or practice of multiplying copies of one's own handwriting, or of manuscripts, by printing from stone, -- a species of lithography."

Word contains consecutive vowels 'AU' in between alphabets poly & tography is misspelled as 'AV'
Wrong Spelling:  poly-av-tography 
Correct Spelling:  poly-au-tography 
Find more incorrect spellings of Polyautography to spell right way.

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