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