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

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 logic programming.") OR ("basicas mathematics computer programas."))~.
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• Adding a wildcard symbol may retrieve word variants: (("ciencias matematicas logic programming.") OR ("basicas mathematics computer programas."))*.