Perhaps you should try some spelling variations:
"genotypic taxon" » "genotipico taxon", "genotyping taxon", "genotype taxon", "genotypic talon", "genotypic saxon", "genotypic axon"
"genotypic faxon" » "genotipico faxon", "genotyping faxon", "genotype faxon", "genotypic saxon", "genotypic fanon", "genotypic axon"
"phenotypic taxon" » "phenotypic talon", "phenotypic saxon", "phenotypic axon", "phenotype taxon", "phenotypes taxon"
"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: "((((((\"genotypic taxon\") OR (\"phenotypic taxon\"))) OR (\"genotypic faxon\"))) OR (\"monotypic saxo\"))~".
• Removing quotes may allow a broader search: (((((( genotypic taxon ) OR ( phenotypic taxon ))) OR ( genotypic faxon ))) OR ( monotypic saxo ))~.
• Adding a wildcard symbol may retrieve word variants: (((((("genotypic taxon") OR ("phenotypic taxon"))) OR ("genotypic faxon"))) OR ("monotypic saxo"))*.