Perhaps you should try some spelling variations:
"wikt:interlude" » "witt:interlude", "wit:interlude", "wik:interlude", "wikt:interludio"
"wilt:interlude" » "wilt:interludio", "walt:interlude", "wilf:interlude", "witt:interlude"
"wild:interlude" » "wild:interludio", "wilde:interlude"
"litt:interlude" » "litt:interludio", "pitt:interlude", "lita:interlude", "liut:interlude"

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

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