Perhaps you should try some spelling variations:
improv » improve (Expand Search), improved (Expand Search)
improvedede » improveedede (Expand Search), improvededede (Expand Search)
improveee » improveeee (Expand Search), improvedeee (Expand Search), improve (Expand Search), improved (Expand Search)
improvedeed » improveedeed (Expand Search), improvededeed (Expand Search), improvedd (Expand Search)
improvedee » improveedee (Expand Search), improvededee (Expand Search), improved (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 improvedede) OR improveee) OR improvedeed )) OR ( theatre improvedee ))~".
• Adding a wildcard symbol may retrieve word variants: (( theatre (((improv OR improvedede) OR improveee) OR improvedeed )) OR ( theatre improvedee ))*.