Perhaps you should try some spelling variations:
"cooperacion als solidaritat." » "cooperacion i solidaritat.", "cooperacion al solidaritat.", "cooperacio al solidaritat.", "cooperacion las solidaritat."
"cooperacion la solidaritat." » "cooperacion las solidaritat.", "cooperacion a solidaritat.", "cooperacion en solidaritat.", "cooperacion la solidaridad.", "cooperacion i solidaritat."
"cooperacion y solidaritat." » "cooperacion i solidaritat.", "cooperacion y solidaridad.", "cooperacion y solidaria."

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 y solidaritat.") or ((("cooperacion la solidaritat.") or ((("cooperacion as solidaritat.") or ("cooperacion als solidaritat."))))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("cooperacion y solidaritat.") OR ((("cooperacion la solidaritat.") OR ((("cooperacion as solidaritat.") OR ("cooperacion als solidaritat.")))))).
• Removing quotes may allow a broader search: (( cooperacion y solidaritat. ) or ((( cooperacion la solidaritat. ) or ((( cooperacion as solidaritat. ) or ( cooperacion als solidaritat. )))))).
• Adding a wildcard symbol may retrieve word variants: (("cooperacion y solidaritat.") or ((("cooperacion la solidaritat.") or ((("cooperacion as solidaritat.") or ("cooperacion als solidaritat."))))))*.