Perhaps you should try some spelling variations:
creencias general » ciencias general, ciencia general, prevencion general
social creencias » social tendencias, otras creencias, sin creencias
methods computer » networks computer
general methods » dental methods
programs » programas

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

• Performing a fuzzy search may retrieve terms with similar spellings: social creencias general methods computer (programs OR programa)~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "social creencias general methods computer (programs OR programa)".
• Adding a wildcard symbol may retrieve word variants: social creencias general methods computer (programs OR programa)*.