Perhaps you should try some spelling variations:
"basicas mathematics computer programa." » "basicas matematicas computer programa.", "business mathematics computer programa.", "basicas mathematics computer programs.", "basicas mathematics computer program.", "basicas mathematics computer programming."
"fisica matematica logica programable." » "fisica matematica logico programable.", "fisica matematica basica programable.", "fisica matematica lengua programable.", "fisica matematica guia programable."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("basicas mathematics computer programa.") or ("fisica matematica logica programable."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("basicas mathematics computer programa.") OR ("fisica matematica logica programable.")).
• Removing quotes may allow a broader search: (( basicas mathematics computer programa. ) or ( fisica matematica logica programable. )).
• Adding a wildcard symbol may retrieve word variants: (("basicas mathematics computer programa.") or ("fisica matematica logica programable."))*.