Perhaps you should try some spelling variations:
"programacion delea codigo." » "programacion del codigo." (Expand Search), "programacion de codigo." (Expand Search), "programacion lineal codigo." (Expand Search), "programacion defensa codigo." (Expand Search), "programacion el codigo." (Expand Search), "programacion deleel codigo." (Expand Search)
"programacion a codigo." » "programacion _ codigo." (Expand Search), "programacion de codigo." (Expand Search), "programacion en codigo." (Expand Search), "programacion el codigo." (Expand Search)
"programa al codigo." » "programa del codigo." (Expand Search), "programa de codigo." (Expand Search), "programa la codigo." (Expand Search)

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("programacion a codigo.") OR ("programa al codigo."))) OR ("programacion delea codigo."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"programacion a codigo.\") OR (\"programa al codigo.\"))) OR (\"programacion delea codigo.\"))".
• Removing quotes may allow a broader search: (((( programacion a codigo. ) OR ( programa al codigo. ))) OR ( programacion delea codigo. )).
• Adding a wildcard symbol may retrieve word variants: (((("programacion a codigo.") OR ("programa al codigo."))) OR ("programacion delea codigo."))*.