Perhaps you should try some spelling variations:
"fisica matematica computer programming." » "fisica matematica computer programs.", "fisica matematica computer program.", "fisica mathematics computer programming."
"basicas matematica control programming." » "basicas matematicas control programming.", "comicas matematicas control programming.", "logica matematica control programming.", "basicas matematica general programming.", "basicas matematica como programming."

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

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