Perhaps you should try some spelling variations:
"expediciones pedagogicas" » "expedicion pedagogica", "experiencias pedagogicas", "innovaciones pedagogicas"
"mediaciones pedagogicas" » "implicaciones pedagogicas", "educaciones pedagogias", "innovaciones pedagogicas"
"innovacion pedagogica" » "innovacion tecnologica", "investigacion pedagogica"
"mediacion pedagogica" » "mediacion tecnologica", "investigacion pedagogica"

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

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