Perhaps you should try some spelling variations:
"monotypic axon" » "genotypic axon", "monotypic faxon", "monotypic taxon", "monotypic aon"
"monotypic saxon" » "genotypic saxon", "monotypic sfaxon", "monotypic staxon", "monotypic saon", "monotypic salon", "monotypic saxo"
"monotypic staxon" » "genotypic staxon", "monotypic stfaxon", "monotypic sttaxon", "monotypic staon"
"monotypic taon" » "genotypic taon", "monotypic talon", "monotypic taxon", "monotypic tan"

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

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