Perhaps you should try some spelling variations:
"estructuras del proceso" » "estructuras de proceso", "estructura del proceso", "estructural del proceso", "estructuras el proceso"
"estructuras o processo" » "estructuras y processo", "estructuras de processo", "estructuras en processo", "estructuras do processo", "estructuras _ processo", "estructuras o proceso"
"estructuras e processo" » "estructuras de processo", "estructuras en processo", "estructuras y processo", "estructuras em processo", "estructuras _ processo"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("estructuras o processo") or ("estructuras e processo"))) or ("estructuras del proceso"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("estructuras o processo") OR ("estructuras e processo"))) OR ("estructuras del proceso")).
• Removing quotes may allow a broader search: (((( estructuras o processo ) or ( estructuras e processo ))) or ( estructuras del proceso )).
• Adding a wildcard symbol may retrieve word variants: (((("estructuras o processo") or ("estructuras e processo"))) or ("estructuras del proceso"))*.