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

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

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