Perhaps you should try some spelling variations:
"expediciones pedagogicas" » "expedicion pedagogica", "orientaciones pedagogicas", "experiencias pedagogicas"
"mediaciones pedagogicas" » "implicaciones pedagogicas", "educaciones pedagogias", "orientaciones pedagogicas"
"innovacion pedagogica" » "innovacion tecnologica"
"mediacion pedagogica" » "mediacion 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: (((("mediaciones pedagogicas") or ("expediciones pedagogicas"))) or ((((("mediacion pedagogica") OR ("innovacion pedagogica"))) or ("investigacion pedagogica"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mediaciones pedagogicas") OR ("expediciones pedagogicas"))) OR ((((("mediacion pedagogica") OR ("innovacion pedagogica"))) OR ("investigacion pedagogica")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"mediaciones pedagogicas\") or (\"expediciones pedagogicas\"))) or (((((\"mediacion pedagogica\") OR (\"innovacion pedagogica\"))) or (\"investigacion pedagogica\"))))".
• Removing quotes may allow a broader search: (((( mediaciones pedagogicas ) or ( expediciones pedagogicas ))) or ((((( mediacion pedagogica ) OR ( innovacion pedagogica ))) or ( investigacion pedagogica )))).
• Adding a wildcard symbol may retrieve word variants: (((("mediaciones pedagogicas") or ("expediciones pedagogicas"))) or ((((("mediacion pedagogica") OR ("innovacion pedagogica"))) or ("investigacion pedagogica"))))*.

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