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