Perhaps you should try some spelling variations:
"fvalores politicos" » "factores politicos", "ffactores politicos", "fvalores eticos"
"factores clinicos" » "factores clinico", "factores criticos", "factores climaticos"
"valores politicos" » "factores politicos", "valores eticos"
"factores politico" » "factores politicos", "factores clinico", "factores criticos"
"actores politicos" » "factores politicos", "actos politicos", "factores criticos"

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: (((("factores clinicos") or ((((("fvalores politicos") or ("valores politicos"))) or ("factores politico"))))) or ("actores politicos"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("factores clinicos") OR ((((("fvalores politicos") OR ("valores politicos"))) OR ("factores politico"))))) OR ("actores politicos")).
• Removing quotes may allow a broader search: (((( factores clinicos ) or ((((( fvalores politicos ) or ( valores politicos ))) or ( factores politico ))))) or ( actores politicos )).
• Adding a wildcard symbol may retrieve word variants: (((("factores clinicos") or ((((("fvalores politicos") or ("valores politicos"))) or ("factores politico"))))) or ("actores politicos"))*.

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