Perhaps you should try some spelling variations:
"basicas matematicas computer programs." » "basicas mathematics computer programs.", "basicas matematicas como programs.", "basicas matematicas comics programs.", "comicas matematicas computer programs.", "benditas matematicas computer programs.", "fisica matematica computer programs.", "basicas matematicas computer programas.", "basicas matematicas computer programa."
"funciones matematicas computer program." » "funciones mathematics computer program.", "funciones matematicas como program.", "funciones matematicas comics program."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("basicas matematicas computer programs.") or ("funciones matematicas computer program."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("basicas matematicas computer programs.") OR ("funciones matematicas computer program."))*.
• Removing quotes may allow a broader search: (( basicas matematicas computer programs. ) or ( funciones matematicas computer program. ))*.