Perhaps you should try some spelling variations:
competencias generales » competencias genericas, competencias gerenciales, competencias esenciales
generales python » generales por
computer program » computer programs
python computer » methods computer
schaffeld » schaffer, schofield

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

• Performing a fuzzy search may retrieve terms with similar spellings: (schaffeld OR schaffield) competencias generales python computer program~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(schaffeld OR schaffield) competencias generales python computer program".
• Adding a wildcard symbol may retrieve word variants: (schaffeld OR schaffield) competencias generales python computer program*.