Perhaps you should try some spelling variations:
"monotypic faxon" » "genotypic faxon", "monotypic saxon", "monotypic axon"
"monotypic fanon" » "genotypic fanon", "monotypic canon", "monotypic manon", "monotypic danon"
"monotypic taxon" » "genotypic taxon", "monotypic talon", "monotypic saxon", "monotypic axon"
"monotypic staxon" » "genotypic staxon", "monotypic stalon", "monotypic ssaxon", "monotypic saxon"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((((("monotypic faxon") OR ("monotypic fanon"))) OR ("monotypic taxon"))) OR ("monotypic staxon"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"monotypic faxon\") OR (\"monotypic fanon\"))) OR (\"monotypic taxon\"))) OR (\"monotypic staxon\"))".
• Removing quotes may allow a broader search: (((((( monotypic faxon ) OR ( monotypic fanon ))) OR ( monotypic taxon ))) OR ( monotypic staxon )).
• Adding a wildcard symbol may retrieve word variants: (((((("monotypic faxon") OR ("monotypic fanon"))) OR ("monotypic taxon"))) OR ("monotypic staxon"))*.