Perhaps you should try some spelling variations:
improv\" » improve\" (Expand Search), improved\" (Expand Search)
improveed\" » improveeed\" (Expand Search), improvedeed\" (Expand Search), improved\" (Expand Search), improve\" (Expand Search)
improvede\" » improveede\" (Expand Search), improvedede\" (Expand Search), improved\" (Expand Search), improve\" (Expand Search)
improvededeeeede\" » improveededeeeede\" (Expand Search), improvedededeeeede\" (Expand Search), improveddeeeede\" (Expand Search), improvedeeeede\" (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 improveed\\") OR improvede\\")) OR (\\\"theatre improvededeeeede\\"))~\\"\"".
• Removing quotes may allow a broader search: ((\ theatre ((improv OR improveed ) OR improvede )) OR (\ theatre improvededeeeede ))~.