Perhaps you should try some spelling variations:
"maquinas herramientas cognitivas numero." » "maquinas herramientas analiticas numero.", "maquinas herramientas cognitiva genero."
"maquinas herramientas control numero." » "maquinas herramienta control numero.", "maquinas herramientas contra numero.", "maquinas herramientas entran numero.", "maquinas herramientas control numerico."

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (("maquinas herramientas control numero.") OR ("maquinas herramientas cognitivas numero."))~.
• Removing quotes may allow a broader search: (( maquinas herramientas control numero. ) or ( maquinas herramientas cognitivas numero. ))~.
• Adding a wildcard symbol may retrieve word variants: (("maquinas herramientas control numero.") or ("maquinas herramientas cognitivas numero."))*.