Perhaps you should try some spelling variations:
"computational dal codigo." » "computational _ codigo." (Expand Search), "computacional para codigo." (Expand Search), "computational del codigo." (Expand Search), "computational al codigo." (Expand Search)
"computacion el codigo." » "computacion y codigo." (Expand Search), "comparacion del codigo." (Expand Search), "computation _ codigo." (Expand Search), "computacion del codigo." (Expand Search), "computacion al codigo." (Expand Search)
"programacion a codigo." » "programacion _ codigo." (Expand Search), "programacion de codigo." (Expand Search), "programacion en codigo." (Expand Search), "programacion al codigo." (Expand Search)

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("computational dal codigo.") OR ("computacion el codigo."))) OR ("programacion a codigo."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"computational dal codigo.\") OR (\"computacion el codigo.\"))) OR (\"programacion a codigo.\"))".
• Removing quotes may allow a broader search: (((( computational dal codigo. ) OR ( computacion el codigo. ))) OR ( programacion a codigo. )).
• Adding a wildcard symbol may retrieve word variants: (((("computational dal codigo.") OR ("computacion el codigo."))) OR ("programacion a codigo."))*.