Perhaps you should try some spelling variations:
"serie antropologia la biologia." » "de antropologia la biologia.", "serie antologias la biologia.", "serie antropologia de biologia.", "serie antropologia y biologia.", "serie antropologia en biologia.", "serie antropologia la sociologia."
"sociales antropologia la ecologia." » "sociales antropologia de ecologia.", "sociales antropologia y ecologia.", "sociales antropologia en ecologia.", "sociales antropologia la economia.", "sociales antropologia la psicologia.", "social antropologia la ecologia."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("sociales antropologia la ecologia.") OR ("serie antropologia la biologia."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"sociales antropologia la ecologia.\") OR (\"serie antropologia la biologia.\"))".
• Removing quotes may allow a broader search: (( sociales antropologia la ecologia. ) OR ( serie antropologia la biologia. )).
• Adding a wildcard symbol may retrieve word variants: (("sociales antropologia la ecologia.") OR ("serie antropologia la biologia."))*.