Perhaps you should try some spelling variations:
"computation el codigo." » "computation _ codigo." (Expand Search), "computacion y codigo." (Expand Search), "computation del codigo." (Expand Search), "computation al codigo." (Expand Search)
"computacion a codigo." » "computacion y codigo." (Expand Search), "computation _ codigo." (Expand Search), "computacion foro codigo." (Expand Search), "computacion al codigo." (Expand Search)
"programa ldel codigo." » "programa del codigo." (Expand Search), "programa de codigo." (Expand Search), "programas del codigo." (Expand Search), "programa lddel codigo." (Expand Search), "programa ldal 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: (((("computation el codigo.") OR ("computacion a codigo."))) OR ("programa ldel codigo."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"computation el codigo.\") OR (\"computacion a codigo.\"))) OR (\"programa ldel codigo.\"))".
• Removing quotes may allow a broader search: (((( computation el codigo. ) OR ( computacion a codigo. ))) OR ( programa ldel codigo. )).
• Adding a wildcard symbol may retrieve word variants: (((("computation el codigo.") OR ("computacion a codigo."))) OR ("programa ldel codigo."))*.