Perhaps you should try some spelling variations:
"programacion deleel codigo." » "programacion del codigo." (Expand Search), "programacion de codigo." (Expand Search), "programacion lineal codigo." (Expand Search), "programaacion deleel codigo." (Expand Search), "programasacion deleel codigo." (Expand Search)
"programacion al codigo." » "programacion del codigo." (Expand Search), "programacion de codigo." (Expand Search), "programacion en codigo." (Expand Search), "programaacion al codigo." (Expand Search), "programasacion al codigo." (Expand Search)
"program _ codigo." » "programa _ codigo." (Expand Search), "programas _ codigo." (Expand Search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"program _ codigo.\") OR (\"programacion al codigo.\"))) OR (\"programacion deleel codigo.\"))~".
• Removing quotes may allow a broader search: (((( program _ codigo. ) OR ( programacion al codigo. ))) OR ( programacion deleel codigo. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("program _ codigo.") OR ("programacion al codigo."))) OR ("programacion deleel codigo."))*.