Perhaps you should try some spelling variations:
"witt:interlude" » "pitt:interlude", "litt:interlude", "witt:interludio"
"waite:interlude" » "waite:interludio", "white:interlude", "waste:interlude", "maite:interlude"
"want:interlude" » "want:interludio", "kant:interlude", "wang:interlude", "sant:interlude"
"walt:interlude" » "walt:interludio", "wall:interlude"

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

• Performing a fuzzy search may retrieve terms with similar spellings: ("witt:interlude" OR ("waite:interlude" OR ("want:interlude" OR "walt:interlude")))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(\"witt:interlude\" OR (\"waite:interlude\" OR (\"want:interlude\" OR \"walt:interlude\")))".
• Removing quotes may allow a broader search: ( witt:interlude OR ( waite:interlude OR ( want:interlude OR walt:interlude ))).
• Adding a wildcard symbol may retrieve word variants: ("witt:interlude" OR ("waite:interlude" OR ("want:interlude" OR "walt:interlude")))*.