Perhaps you should try some spelling variations:
"instituto pedagogico conversacionales" » "instituto oncologico conversacionales", "instituto pedagogico conversaciones", "instituto pedagogico convencionales", "instituto pedagogico conversational"
"instituto geologico nacional" » "instituto tecnologico nacional", "instituto neurologico nacional", "instituto oncologico nacional", "instituto geologico regional", "instituto pedagogico nacional"
"instituto coleccion nacional" » "instituto colombiano nacional", "instituto eleccion racional", "instituto comision nacional"
"instituto colegio nacional" » "instituto oncologico nacional", "instituto copesal nacional", "antiguo colegio nacional"

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

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