Perhaps you should try some spelling variations:
"estudios humanos desde." » "estudios urbanos desde.", "estudios peruanos desde.", "estudios humanisticos desde.", "estudios humanos de."
"estudios minor serie." » "estudios liber serie.", "estudios andinos serie.", "estudios mentor serie.", "estudios maior series."
"estudios maior serie." » "estudios marcial serie.", "estudios nativos serie.", "estudios maior series.", "estudios mayo serie.", "estudios mentor serie."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("estudios humanos desde.") or ((("estudios minor serie.") OR ("estudios maior serie."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("estudios humanos desde.") OR ((("estudios minor serie.") OR ("estudios maior serie."))))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"estudios humanos desde.\") or (((\"estudios minor serie.\") OR (\"estudios maior serie.\"))))*".
• Removing quotes may allow a broader search: (( estudios humanos desde. ) or ((( estudios minor serie. ) OR ( estudios maior serie. ))))*.