Perhaps you should try some spelling variations:
"acciones preventivas" » "accion preventiva"
"acciones correctivas" » "accion correctiva", "accion colectiva"
"funciones colectivas" » "funciones cognitivas", "funciones inyectivas", "funciones ejecutivas"
"acciones colectivas" » "accion colectiva"

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

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