Perhaps you should try some spelling variations:
"programaaacion visual codigo." » "programacion visual codigo." (Expand Search), "programacion lineal codigo." (Expand Search), "programaaaacion visual codigo." (Expand Search), "programasaaacion visual codigo." (Expand Search)
"programaaando el codigo." » "programaaando del codigo." (Expand Search), "programaaando al codigo." (Expand Search), "programaaaando el codigo." (Expand Search), "programasaaando el codigo." (Expand Search), "programando el codigo." (Expand Search), "programado el codigo." (Expand Search)
"program _ codigo." » "programa _ codigo." (Expand Search), "programas _ 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: (("program _ codigo.") OR ((("programaaando el codigo.") OR ("programaaacion visual codigo."))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"program _ codigo.\") OR (((\"programaaando el codigo.\") OR (\"programaaacion visual codigo.\"))))".
• Removing quotes may allow a broader search: (( program _ codigo. ) OR ((( programaaando el codigo. ) OR ( programaaacion visual codigo. )))).
• Adding a wildcard symbol may retrieve word variants: (("program _ codigo.") OR ((("programaaando el codigo.") OR ("programaaacion visual codigo."))))*.