Perhaps you should try some spelling variations:
"factores politicos" » "factores criticos", "actos politicos", "valores politicos", "ffactores criticos"
"impactos politicos" » "impacto politico", "impactos positivos", "actos politicos"
"aspectos politicos" » "aspectos juridicos", "aspectos eticos", "aspectos psicologicos"
"actores politicos" » "factores criticos"

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You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("factores politicos") or ((("impactos politicos") OR ("aspectos politicos"))))) or ("actores politicos"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("factores politicos") OR ((("impactos politicos") OR ("aspectos politicos"))))) OR ("actores politicos")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"factores politicos\") or (((\"impactos politicos\") OR (\"aspectos politicos\"))))) or (\"actores politicos\"))".
• Removing quotes may allow a broader search: (((( factores politicos ) or ((( impactos politicos ) OR ( aspectos politicos ))))) or ( actores politicos )).
• Adding a wildcard symbol may retrieve word variants: (((("factores politicos") or ((("impactos politicos") OR ("aspectos politicos"))))) or ("actores politicos"))*.

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