Perhaps you should try some spelling variations:
"factores politicos" » "actores politicos", "actos politicos", "factores biologicos"
"valores politicos" » "actores politicos", "valores eticos"
"factores criticos" » "factores clinicos", "factores clinicoss", "factores politicos"
"factores critico" » "factores clinico", "factores clinicos", "factores politico"
"factor critico" » "factor asiatico", "factores clinico"

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

One or more facet filters have been applied to this search. If you remove filters, you may retrieve more results. Remove all filters from this search.