Perhaps you should try some spelling variations:
"programacion paralela codigo." » "programacion para codigo." (Expand Search), "programacion grafica codigo." (Expand Search)
"programacion dal codigo." » "programacion del codigo." (Expand Search), "programacion de codigo." (Expand Search), "programacion para codigo." (Expand Search), "programacion el codigo." (Expand Search), "programacion a codigo." (Expand Search), "programacion ddel codigo." (Expand Search)
"problemas al codigo." » "problemas abp codigo." (Expand Search), "problemas pbl codigo." (Expand Search), "problemas de codigo." (Expand Search), "problemas del 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 paralela codigo.") OR ((("programacion dal codigo.") OR ("problemas al codigo."))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"programacion paralela codigo.\") OR (((\"programacion dal codigo.\") OR (\"problemas al codigo.\"))))".
• Removing quotes may allow a broader search: (( programacion paralela codigo. ) OR ((( programacion dal codigo. ) OR ( problemas al codigo. )))).
• Adding a wildcard symbol may retrieve word variants: (("programacion paralela codigo.") OR ((("programacion dal codigo.") OR ("problemas al codigo."))))*.