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

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (("basicas matematicas computer programas.") OR ("basicas matematicas logic programming."))~.
• Removing quotes may allow a broader search: (( basicas matematicas computer programas. ) or ( basicas matematicas logic programming. ))~.
• Adding a wildcard symbol may retrieve word variants: (("basicas matematicas computer programas.") or ("basicas matematicas logic programming."))*.