Perhaps you should try some spelling variations:
commedia » comedian (Expand Search), comedic (Expand Search)
comedians » comedies (Expand Search)
deal'arte. » real'arte. (Expand Search)
deal'arts. » real'arts. (Expand Search)
dead'arte. » read'arte. (Expand Search), head'arte. (Expand Search), lead'arte. (Expand Search)
bell'arte. » bill'arte. (Expand Search)
bell'parte. » bill'parte. (Expand Search), bell'party. (Expand Search), bell'parts. (Expand Search)
tell'parte. » tell'party. (Expand Search), tell'parts. (Expand Search), tells'parte. (Expand Search)
del'pparte. » del'pparty. (Expand Search), del'pparts. (Expand Search)
dell'part. » hell'part. (Expand Search)
sell'part. » self'part. (Expand Search), hell'part. (Expand Search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (commedia OR comedians) (((((deal'arte. OR dead'arte.) OR deal'arts.) OR (bell'arte. OR (bell'parte. OR tell'parte.))) OR ((dell'part. OR sell'part.) OR well'art.)) OR del'pparte.)~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(commedia OR comedians) (((((deal'arte. OR dead'arte.) OR deal'arts.) OR (bell'arte. OR (bell'parte. OR tell'parte.))) OR ((dell'part. OR sell'part.) OR well'art.)) OR del'pparte.)".
• Adding a wildcard symbol may retrieve word variants: (commedia OR comedians) (((((deal'arte. OR dead'arte.) OR deal'arts.) OR (bell'arte. OR (bell'parte. OR tell'parte.))) OR ((dell'part. OR sell'part.) OR well'art.)) OR del'pparte.)*.

Perform this same search in Multisearch