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

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

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