Perhaps you should try some spelling variations:
"wikt:interlude" » "witt:interlude", "wit:interlude", "wik:interlude", "wikt:interludio"
"walt:interlude" » "walt:interludio", "wall:interlude"
"wait:interlude" » "wait:interludio", "waite:interlude", "want:interlude", "wai:interlude"
"litt:interlude" » "litt:interludio", "pitt:interlude", "liut:interlude", "lita: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 "walt:interlude") OR ("wait:interlude" OR "litt:interlude"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"wikt:interlude\" OR \"walt:interlude\") OR (\"wait:interlude\" OR \"litt:interlude\"))*".
• Removing quotes may allow a broader search: (( wikt:interlude OR walt:interlude ) OR ( wait:interlude OR litt:interlude ))*.