Boyavs or Boyaus: How To spell?

The word Boyavs is misspelled against Boyaus, which is plural of "Boyau"

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

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