Perhaps you should try some spelling variations:
"conceptos valorativos e imputativos" » "conceptos valorativo e imputativos" (Expand Search), "conceptos valorativas en imputativos" (Expand Search), "conceptos valorativo a imputativos" (Expand Search), "conceptos valorativos e imperativos" (Expand Search)
"conceptos valorativos e imputacion" » "conceptos valorativo e imputacion" (Expand Search), "conceptos valorativas en imputacion" (Expand Search), "conceptos valorativo a imputacion" (Expand Search), "conceptos valorativos de imputacion" (Expand Search), "conceptos valorativos la imputacion" (Expand Search), "conceptos valorativos de impugnacion" (Expand Search)

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: (((("conceptos valorativos e imputativos") OR ("conceptos valorativos e imputacion"))) OR ("conceptos valorativos _ imputation"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"conceptos valorativos e imputativos\") OR (\"conceptos valorativos e imputacion\"))) OR (\"conceptos valorativos _ imputation\"))".
• Removing quotes may allow a broader search: (((( conceptos valorativos e imputativos ) OR ( conceptos valorativos e imputacion ))) OR ( conceptos valorativos _ imputation )).
• Adding a wildcard symbol may retrieve word variants: (((("conceptos valorativos e imputativos") OR ("conceptos valorativos e imputacion"))) OR ("conceptos valorativos _ imputation"))*.