Perhaps you should try some spelling variations:
"competencias genericas computer programs." » "competencias basicas computer programs.", "competencias matematicas computer programs.", "competencias genericas computer programas.", "competencias genericas computer programa."
"basicas mathematics computer programmers." » "basicas mathematics computer programming.", "basicas mathematics computers programming.", "basicas mathematics computer program.", "basicas matematicas computer programmers.", "business 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: (("basicas mathematics computer programmers.") or ("competencias genericas computer programs."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("basicas mathematics computer programmers.") OR ("competencias genericas computer programs.")).
• Removing quotes may allow a broader search: (( basicas mathematics computer programmers. ) or ( competencias genericas computer programs. )).
• Adding a wildcard symbol may retrieve word variants: (("basicas mathematics computer programmers.") or ("competencias genericas computer programs."))*.