Perhaps you should try some spelling variations:
improv\" » improve\" (Expand Search), improved\" (Expand Search)
improvededed\" » improveededed\" (Expand Search), improvedededed\" (Expand Search), improvedded\" (Expand Search), improveded\" (Expand Search)
improvede\\" » improveede\\" (Expand Search), improvedede\\" (Expand Search), improved\\" (Expand Search), improve\\" (Expand Search)
improvededde\\" » improveededde\\" (Expand Search), improvedededde\\" (Expand Search), improveddde\\" (Expand Search), improvedde\\" (Expand Search)

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: "\"\\"((\\\"theatre ((improv\\" OR improvededed\\") OR improvede\\\")) OR (\\\"theatre improvededde\\\"))\\"\"".
• Removing quotes may allow a broader search: ((\ theatre ((improv OR improvededed ) OR improvede\ )) OR (\ theatre improvededde\ )).