Perhaps you should try some spelling variations:
"genotypic axon" » "genotipico axon", "genotyping axon", "phenotypic axon", "genotypic faxon", "genotypic taxon", "genotypic aon"
"monotypic saxon" » "monotypic sfaxon", "monotypic staxon", "monotypic saon", "monotypic salon", "monotypic saxo"
"monotypic sfaxon" » "monotypic sffaxon", "monotypic sftaxon", "monotypic sfaon", "monotypic faxon"
"monotypic saon" » "monotypic salon", "monotypic sajon", "monotypic sapon"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("genotypic axon") OR ((((("monotypic saxon") OR ("monotypic sfaxon"))) OR ("monotypic saon"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"genotypic axon\") OR (((((\"monotypic saxon\") OR (\"monotypic sfaxon\"))) OR (\"monotypic saon\"))))*".
• Removing quotes may allow a broader search: (( genotypic axon ) OR ((((( monotypic saxon ) OR ( monotypic sfaxon ))) OR ( monotypic saon ))))*.