Perhaps you should try some spelling variations:
"programaacion lineddal codigo." » "programacion lineal codigo." (Expand Search), "programaacion lineddel codigo." (Expand Search), "programaacion linedal codigo." (Expand Search), "programaacion linedel codigo." (Expand Search), "programaaacion lineddal codigo." (Expand Search), "programasaacion lineddal codigo." (Expand Search)
"programacion dal codigo." » "programacion del codigo." (Expand Search), "programacion de codigo." (Expand Search), "programacion para codigo." (Expand Search), "programacion al codigo." (Expand Search), "programacion el codigo." (Expand Search), "programaacion dal codigo." (Expand Search), "programasacion dal 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 dal codigo.\") OR (\"programaacion lineddal codigo.\"))))~".
• Removing quotes may allow a broader search: (( program _ codigo. ) OR ((( programacion dal codigo. ) OR ( programaacion lineddal codigo. ))))~.
• Adding a wildcard symbol may retrieve word variants: (("program _ codigo.") OR ((("programacion dal codigo.") OR ("programaacion lineddal codigo."))))*.