Perhaps you should try some spelling variations:
"programacion paralelal codigo." » "programacion paralela codigo." (Expand Search), "programacion para codigo." (Expand Search), "programacion paraleldel codigo." (Expand Search)
"programacion al codigo." » "programacion del codigo." (Expand Search), "programacion de codigo." (Expand Search), "programacion en codigo." (Expand Search)
"programas a codigo." » "programas y codigo." (Expand Search), "programas de codigo." (Expand Search), "programa la codigo." (Expand Search), "programas el 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: (((("programas a codigo.") OR ("programacion al codigo."))) OR ("programacion paralelal codigo."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"programas a codigo.\") OR (\"programacion al codigo.\"))) OR (\"programacion paralelal codigo.\"))".
• Removing quotes may allow a broader search: (((( programas a codigo. ) OR ( programacion al codigo. ))) OR ( programacion paralelal codigo. )).
• Adding a wildcard symbol may retrieve word variants: (((("programas a codigo.") OR ("programacion al codigo."))) OR ("programacion paralelal codigo."))*.