Perhaps you should try some spelling variations:
"instituto economia nacional" » "instituto colombiano nacional", "sustitucion economia nacional", "instituto economia regional", "instituto economica regional", "instituto economia internacional"
"instituto teoria relacional" » "instituto tebaida relacional", "instituto mora relacional", "instituto tecnico relacional"
"instituto torca relacional" » "instituto marco relacional", "instituto trama relacional", "instituto historia relacional", "instituto mora relacional", "instituto para relacional", "instituto foral relacional"
"instituto logia nacional" » "instituto la nacional", "instituto hegoa nacional", "instituto los nacional", "instituto loteria nacional", "instituto lengua nacional", "instituto feria 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 logia nacional") or ("instituto economia nacional"))) or ((("instituto teoria relacional") or ("instituto torca relacional"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("instituto logia nacional") OR ("instituto economia nacional"))) OR ((("instituto teoria relacional") OR ("instituto torca relacional")))).
• Removing quotes may allow a broader search: (((( instituto logia nacional ) or ( instituto economia nacional ))) or ((( instituto teoria relacional ) or ( instituto torca relacional )))).
• Adding a wildcard symbol may retrieve word variants: (((("instituto logia nacional") or ("instituto economia nacional"))) or ((("instituto teoria relacional") or ("instituto torca relacional"))))*.