Perhaps you should try some spelling variations:
"instituto pedagogico nacional" » "instituto oncologico nacional", "instituto pedagogica nacional", "instituto pedagogico tradicional", "instituto pedagogicos tradicional"
"instituto geologico nacional" » "instituto tecnologico nacional", "instituto neurologico nacional", "instituto oncologico nacional", "instituto geologico regional", "instituto geologica regional"
"instituto economico nacional" » "instituto tecnologico nacional", "instituto oncologico nacional", "instituto tecnico nacional", "instituto economia nacional", "instituto economico regional", "instituto astronomico nacional"

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

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