Perhaps you should try some spelling variations:
improv\ » improve\ (Expand Search), improved\ (Expand Search)
improvedeedeeddedd » improveedeedeeddedd (Expand Search), improvededeedeeddedd (Expand Search), improveddeeddedd (Expand Search), improvededeeddedd (Expand Search), improveedeeddedd (Expand Search)
improvedee » improveedee (Expand Search), improvededee (Expand Search), improved (Expand Search), improvede (Expand Search), improvee (Expand Search)
improvede » improveede (Expand Search), improvedede (Expand Search), improved (Expand Search), improve (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 improvedeedeeddedd ) OR improvedee )) OR (\ theatre improvede ))~".
• Adding a wildcard symbol may retrieve word variants: ((\ theatre ((improv\ OR improvedeedeeddedd ) OR improvedee )) OR (\ theatre improvede ))*.