Perhaps you should try some spelling variations:
improv\\" » improve\\" (Expand Search), improved\\" (Expand Search)
improvede\" » improveede\" (Expand Search), improvedede\" (Expand Search), improved\" (Expand Search), improve\" (Expand Search)
improvedede\\" » improveedede\\" (Expand Search), improvededede\\" (Expand Search), improvedde\\" (Expand Search), improvede\\" (Expand Search)
improvededd\\" » improveededd\\" (Expand Search), improvedededd\\" (Expand Search), improveddd\\" (Expand Search), improvedd\\" (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 improvede\\") OR improvedede\\\")) OR (\\\"theatre improvededd\\\"))\\"\"".
• Removing quotes may allow a broader search: ((\ theatre ((improv\ OR improvede ) OR improvedede\ )) OR (\ theatre improvededd\ )).