Perhaps you should try some spelling variations:
"monotypic axon" » "monotypic faxon", "monotypic taxon", "monotypic aon"
"genotypic axon" » "genotypic faxon", "genotypic taxon", "genotypic aon", "genotipico axon", "genotyping axon", "phenotypic axon"
"monotypic saxon" » "monotypic sfaxon", "monotypic staxon", "monotypic saon", "monotypic salon", "monotypic saxo"
"monotypic talon" » "monotypic salon", "monotypic telon", "monotypic malon"

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 ("genotypic axon"))) OR ("monotypic saxon"))) OR ("monotypic talon"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"monotypic axon\") OR (\"genotypic axon\"))) OR (\"monotypic saxon\"))) OR (\"monotypic talon\"))".
• Removing quotes may allow a broader search: (((((( monotypic axon ) OR ( genotypic axon ))) OR ( monotypic saxon ))) OR ( monotypic talon )).
• Adding a wildcard symbol may retrieve word variants: (((((("monotypic axon") OR ("genotypic axon"))) OR ("monotypic saxon"))) OR ("monotypic talon"))*.