Perhaps you should try some spelling variations:
sciences estadisticas » sciences statistical, sciences statistics, science statistical
estadisticas methods » estadisticas metodos, statistical methods, estadisticas datos
methods computer » networks computer
social sciences » social science
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 sciences estadisticas methods computer (programs* or programa*)~.
• If you are trying to use Boolean operators, they must be ALL CAPS: social sciences estadisticas methods computer (programs* OR programa*).
• Adding a wildcard symbol may retrieve word variants: social sciences estadisticas methods computer (programs* or programa*)*.