Perhaps you should try some spelling variations:
"instituto pedagogico tradicional" » "instituto pedagogico institucional", "instituto oncologico tradicional"
"instituto neurologico nacional" » "instituto tecnologico nacional", "instituto oncologico nacional", "instituto tecnologico nacionales", "instituto astronomico nacional"
"instituto pedagogica nacional" » "institucion pedagogica nacional", "institutes pedagogical nacional", "instituto psicopedagogico nacional"
"instituto geologico nacional" » "instituto tecnologico nacional", "instituto oncologico nacional", "instituto agroecologico nacional", "instituto geologico regional", "instituto pedagogico nacional"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("instituto neurologico nacional") or ((("instituto geologico nacional") or ((("instituto pedagogico tradicional") OR ("instituto pedagogica nacional"))))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("instituto neurologico nacional") OR ((("instituto geologico nacional") OR ((("instituto pedagogico tradicional") OR ("instituto pedagogica nacional")))))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"instituto neurologico nacional\") or (((\"instituto geologico nacional\") or (((\"instituto pedagogico tradicional\") OR (\"instituto pedagogica nacional\"))))))".
• Removing quotes may allow a broader search: (( instituto neurologico nacional ) or ((( instituto geologico nacional ) or ((( instituto pedagogico tradicional ) OR ( instituto pedagogica nacional )))))).
• Adding a wildcard symbol may retrieve word variants: (("instituto neurologico nacional") or ((("instituto geologico nacional") or ((("instituto pedagogico tradicional") OR ("instituto pedagogica nacional"))))))*.