Perhaps you should try some spelling variations:
multiling » multilingues
multilingue » multilinguesue
multilinguismo » multilinguesuismo, multilingualism, multilingumismo, multilingusismo, multilinguistmo
multilingueues » multilinguesueues, multilingues, multiligues
{uml}ismo." » {uml}mismo.", {uml}sismo.", {uml}istmo."
{uml}mismos." » {uml}mmismos.", {uml}msismos.", {uml}mistmos.", {uml}mismo."

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: "(((multiling or multilingue) or multilinguismo) or multilingueues)({uml}ismo." or {uml}mismos.")~.
• If you are trying to use Boolean operators, they must be ALL CAPS: "(((multiling OR multilingue) OR multilinguismo) OR multilingueues)({uml}ismo." or {uml}mismos.").
• Removing quotes may allow a broader search: (((multiling or multilingue) or multilinguismo) or multilingueues)({uml}ismo. or {uml}mismos. ).
• Adding a wildcard symbol may retrieve word variants: "(((multiling or multilingue) or multilinguismo) or multilingueues)({uml}ismo." or {uml}mismos.")*.