Perhaps you should try some spelling variations:
multiling » multilingues
multilingue » multilinguesue
multilingueues » multilinguesueues, multilingues, multiligues
{uml}siso." » {uml}sismo.", {uml}sieso.", {uml}sido."
{uml}usmismo." » {uml}asimismo.", {uml}usmmismo.", {uml}usmsismo.", {uml}usmistmo."
{uml}ismo." » {uml}mismo.", {uml}sismo.", {uml}istmo."

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