Perhaps you should try some spelling variations:
"cooperacion en solidaritat." » "cooperacion y solidaritat.", "cooperacion la solidaritat.", "cooperacion den solidaritat.", "cooperacion yn solidaritat.", "cooperacion an solidaritat."
"cooperacio i solidaritat." » "cooperacio y solidaridad.", "cooperacion y solidaritat."
"cooperacion e solidaritat." » "cooperacion de solidaritat.", "cooperacion y solidaritat.", "cooperacion a solidaritat.", "cooperacion la solidaritat.", "cooperacion de solidaridad.", "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 en solidaritat.") or ((("cooperacio i solidaritat.") or ("cooperacion e solidaritat."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("cooperacion en solidaritat.") OR ((("cooperacio i solidaritat.") OR ("cooperacion e solidaritat.")))).
• Removing quotes may allow a broader search: (( cooperacion en solidaritat. ) or ((( cooperacio i solidaritat. ) or ( cooperacion e solidaritat. )))).
• Adding a wildcard symbol may retrieve word variants: (("cooperacion en solidaritat.") or ((("cooperacio i solidaritat.") or ("cooperacion e solidaritat."))))*.