Perhaps you should try some spelling variations:
neurologico nacional » oncologico nacional, tecnologico nacionales, economico nacional
instituto pedagogico » instituto oncologico
instituto ecologico » instituto tecnologico, instituto oncologico, instituto neurologico
instituto geologico » instituto tecnologico, instituto neurologico, instituto oncologico
geologico nacional » oncologico nacional, geologico regional, pedagogico nacional
copesal nacional » forestal nacional, hospital nacional, empresa 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 ((neurologico nacional) OR (astronomico nacional)) ) or ( instituto copesal nacional ))) or ((( ((instituto pedagogico) or (instituto ecologico)) nacional ) or ( instituto geologico nacional ))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((( instituto ((neurologico nacional) OR (astronomico nacional)) ) OR ( instituto copesal nacional ))) OR ((( ((instituto pedagogico) OR (instituto ecologico)) nacional ) OR ( instituto geologico nacional )))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( instituto ((neurologico nacional) OR (astronomico nacional)) ) or ( instituto copesal nacional ))) or ((( ((instituto pedagogico) or (instituto ecologico)) nacional ) or ( instituto geologico nacional ))))".
• Adding a wildcard symbol may retrieve word variants: (((( instituto ((neurologico nacional) OR (astronomico nacional)) ) or ( instituto copesal nacional ))) or ((( ((instituto pedagogico) or (instituto ecologico)) nacional ) or ( instituto geologico nacional ))))*.