Perhaps you should try some spelling variations:
"programadas a codigo." » "programas y codigo." (Expand Search), "programado y codigo." (Expand Search), "programadas al codigo." (Expand Search), "programadas el codigo." (Expand Search), "programaadas a codigo." (Expand Search), "programasadas a codigo." (Expand Search)
"programaaaaaaasaaar plc codigo." » "programaaaaaaasaaar al codigo." (Expand Search), "programaaaaaaasaaar el codigo." (Expand Search), "programaaaaaaaasaaar plc codigo." (Expand Search), "programasaaaaaaasaaar plc codigo." (Expand Search)
"program _ codigo." » "programa _ codigo." (Expand Search), "programas _ codigo." (Expand Search)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"program _ codigo.\") OR (\"programaaaaaaasaaar plc codigo.\"))) OR (\"programadas a codigo.\"))~".
• Removing quotes may allow a broader search: (((( program _ codigo. ) OR ( programaaaaaaasaaar plc codigo. ))) OR ( programadas a codigo. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("program _ codigo.") OR ("programaaaaaaasaaar plc codigo."))) OR ("programadas a codigo."))*.