Perhaps you should try some spelling variations:
"implicaciones pedagogicas" » "innovaciones pedagogicas", "implicaciones practicas", "orientaciones pedagogicas"
"expediciones pedagogicas" » "expedicion pedagogica", "orientaciones pedagogicas", "experiencias pedagogicas"
"mediacion tecnologica" » "innovacion tecnologica", "gestion tecnologica", "mediacion pedagogica"
"educacion tecnologica" » "innovacion tecnologica"

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: (((("implicaciones pedagogicas") or ("expediciones pedagogicas"))) or ((("mediacion tecnologica") OR ("educacion tecnologica"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("implicaciones pedagogicas") OR ("expediciones pedagogicas"))) OR ((("mediacion tecnologica") OR ("educacion tecnologica")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"implicaciones pedagogicas\") or (\"expediciones pedagogicas\"))) or (((\"mediacion tecnologica\") OR (\"educacion tecnologica\"))))".
• Removing quotes may allow a broader search: (((( implicaciones pedagogicas ) or ( expediciones pedagogicas ))) or ((( mediacion tecnologica ) OR ( educacion tecnologica )))).
• Adding a wildcard symbol may retrieve word variants: (((("implicaciones pedagogicas") or ("expediciones pedagogicas"))) or ((("mediacion tecnologica") OR ("educacion tecnologica"))))*.

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