Perhaps you should try some spelling variations:
multiling » multilingue, multilingues
multilinguismo » multilingueuismo, multilinguesuismo, multilingualism, multilingmismo, multilingismo, multilingiismo
{uml}uismo." » {uml}mismo.", {uml}ismo.", {uml}iismo."
{uml}sismo." » {uml}sismos.", {uml}mismo."
{uml}simo." » {uml}simon.", {uml}sido.", {uml}sino."
{uml}mismos." » {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 multilinguismo)({uml}uismo." or (({uml}sismo." or {uml}simo.") or {uml}mismos."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: "(multiling OR multilinguismo)({uml}uismo." or (({uml}sismo." OR {uml}simo.") or {uml}mismos.")).
• Removing quotes may allow a broader search: (multiling or multilinguismo)({uml}uismo. or (({uml}sismo. or {uml}simo. ) or {uml}mismos. )).
• Adding a wildcard symbol may retrieve word variants: "(multiling or multilinguismo)({uml}uismo." or (({uml}sismo." or {uml}simo.") or {uml}mismos."))*.