Perhaps you should try some spelling variations:
"phenotypic taxon" » "phenotype taxon", "phenotypes taxon", "phenotypic talon", "phenotypic saxon", "phenotypic faxon", "phenotypic tsaxon", "phenotypic tfaxon", "phenotypic taon"
"genotypic taxon" » "genotypic talon", "genotypic saxon", "genotypic faxon", "genotipico taxon", "genotype taxon", "genotypes taxon", "genotypic tsaxon", "genotypic tfaxon", "genotypic taon"
"genotyping axon" » "genotyping saxon", "genotyping faxon", "genotyping aon"
"monotypic saxo" » "monotypic sao", "monotypic sexo", "monotypic sano"

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

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