Perhaps you should try some spelling variations:
"poliedros v7 el buho." » "poliedros de el buho.", "poliedro de el buho.", "poliedro y el buho.", "poliedros vi el buho.", "poliedros v el buho.", "poliedros vs el buho.", "poliedros vy el buho.", "poliedros vo el buho.", "poliedros v2 el buho."
"poliedrica a el buho." » "politica a el buho.", "poliedrica y el buho.", "poliedrica o el buho.", "poliedrica 2 el buho."
"poliedros 7 el buho." » "poliedros de el buho.", "poliedro y el buho.", "poliedros y el buho.", "poliedros o el buho.", "poliedros 2 el buho."

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: (((("poliedros v7 el buho.") OR ("poliedros 7 el buho."))) or ("poliedrica a el buho."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("poliedros v7 el buho.") OR ("poliedros 7 el buho."))) OR ("poliedrica a el buho.")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"poliedros v7 el buho.\") OR (\"poliedros 7 el buho.\"))) or (\"poliedrica a el buho.\"))".
• Removing quotes may allow a broader search: (((( poliedros v7 el buho. ) OR ( poliedros 7 el buho. ))) or ( poliedrica a el buho. )).
• Adding a wildcard symbol may retrieve word variants: (((("poliedros v7 el buho.") OR ("poliedros 7 el buho."))) or ("poliedrica a el buho."))*.