Perhaps you should try some spelling variations:
"basicas mathematics computer programming." » "basicas mathematics computer programs.", "basicas mathematics computer program.", "basicas matematicas computer programming.", "business mathematics computer programming."
"ciencias matematicas como programa." » "benditas matematicas como programa.", "comicas matematicas como programa.", "competencias matematicas como programa.", "ciencias matematica como programa.", "ciencias matematicas con programa.", "ciencias matematica tomo programa.", "ciencias matematicas como problema."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("ciencias matematicas como programa.") OR ("basicas mathematics computer programming."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"ciencias matematicas como programa.\") OR (\"basicas mathematics computer programming.\"))".
• Removing quotes may allow a broader search: (( ciencias matematicas como programa. ) OR ( basicas mathematics computer programming. )).
• Adding a wildcard symbol may retrieve word variants: (("ciencias matematicas como programa.") OR ("basicas mathematics computer programming."))*.