Perhaps you should try some spelling variations:
"wikt:interlude" » "witt:interlude", "wit:interlude", "wik:interlude"
"litt:interludio" » "pitt:interludio", "lita:interludio", "liut:interludio", "litt:intermedio"
"wick:interlude" » "nick:interlude", "dick:interlude", "mick:interlude"
"rick:interlude" » "rico:interlude", "rica:interlude", "nick:interlude"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"wikt:interlude\" OR \"litt:interludio\") OR (\"wick:interlude\" OR \"rick:interlude\"))~".
• Removing quotes may allow a broader search: (( wikt:interlude OR litt:interludio ) OR ( wick:interlude OR rick:interlude ))~.
• Adding a wildcard symbol may retrieve word variants: (("wikt:interlude" OR "litt:interludio") OR ("wick:interlude" OR "rick:interlude"))*.