Perhaps you should try some spelling variations:
"cooperacion las solidaritat." » "cooperacion al solidaritat.", "cooperacion para solidaritat.", "cooperacion y solidaritat.", "cooperacion la solidaritat.", "cooperacion las solidaridades.", "cooperacion as solidaritat.", "cooperacion ys solidaritat.", "cooperacion ens solidaritat."
"cooperacion la solidaridad." » "cooperacion a solidaridad.", "cooperacion y solidaridad.", "cooperacion en solidaridad."
"cooperacion i solidaritat." » "cooperacion y solidaritat.", "cooperacio i solidaritat.", "cooperacion a solidaritat.", "cooperacion y solidaridad."

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: (("cooperacion la solidaridad.") or ((((("cooperacion las solidaritat.") OR ("cooperacion i solidaritat."))) or ("cooperacion as solidaritat."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("cooperacion la solidaridad.") OR ((((("cooperacion las solidaritat.") OR ("cooperacion i solidaritat."))) OR ("cooperacion as solidaritat.")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"cooperacion la solidaridad.\") or (((((\"cooperacion las solidaritat.\") OR (\"cooperacion i solidaritat.\"))) or (\"cooperacion as solidaritat.\"))))".
• Removing quotes may allow a broader search: (( cooperacion la solidaridad. ) or ((((( cooperacion las solidaritat. ) OR ( cooperacion i solidaritat. ))) or ( cooperacion as solidaritat. )))).
• Adding a wildcard symbol may retrieve word variants: (("cooperacion la solidaridad.") or ((((("cooperacion las solidaritat.") OR ("cooperacion i solidaritat."))) or ("cooperacion as solidaritat."))))*.