Perhaps you should try some spelling variations:
"monotypic taron" » "genotypic taron", "monotypic aaron", "monotypic baron", "monotypic varon"
"monotypic faxon" » "genotypic faxon", "monotypic saxon", "monotypic fanon", "monotypic fsaxon", "monotypic faon", "monotypic faron"
"monotypic axon" » "genotypic axon", "monotypic saxon", "monotypic aon", "monotypic aron"
"monotypic taxon" » "genotypic taxon", "monotypic tsaxon", "monotypic taon", "monotypic taron", "monotypic talon", "monotypic saxon", "monotypic taxol"

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

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