amoebiasis vs amoebic dysentery

amoebiasis

noun
  • Disease associated with the presence of amoebas. 

  • Any of various such diseases; most especially 

  • An infectious disease caused by the parasitic protozoan Entamoeba histolytica; amoebic dysentery. 

amoebic dysentery

noun
  • Amoebiasis. 

How often have the words amoebiasis and amoebic dysentery occurred in a corpus of books? (source: Google Ngram Viewer )