Perhaps you should try some spelling variations:
"decisiones making matematicas models." » "decisiones making mathematical models.", "decisiones mexico matematicas models.", "decisiones marketing mathematical models.", "decisiones making matematicas del.", "decisiones making matematicas adela.", "decision making matematicas models.", "decisiones make matematicas models.", "decisiones sin matematicas models."
"decisiones maquina matematica models." » "decisiones una matematica models.", "decisiones maquina automatic models.", "decisiones maquinas automaticas models.", "decisiones maquina mathematical models.", "decisiones maquina matematica moderna.", "decisiones maquina matematica del."

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: (("decisiones making matematicas models.") OR ("decisiones maquina matematica models."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"decisiones making matematicas models.\") OR (\"decisiones maquina matematica models.\"))".
• Removing quotes may allow a broader search: (( decisiones making matematicas models. ) OR ( decisiones maquina matematica models. )).
• Adding a wildcard symbol may retrieve word variants: (("decisiones making matematicas models.") OR ("decisiones maquina matematica models."))*.