Perhaps you should try some spelling variations:
aggressive disorders » depressive disorders, depressive disorder, recessive disorders
mail's depressive » mail's impressive, manisch depressive, major depressive
being aggressive » eine aggressive, treating aggressive, non aggressive
mild depressive » sind depressive, die depressive, und depressive

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (( ((mail's depressive) OR (mild depressive)) disorder ) OR ( being aggressive disorders )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( ((mail's depressive) OR (mild depressive)) disorder ) or ( being aggressive disorders ))".
• Adding a wildcard symbol may retrieve word variants: (( ((mail's depressive) OR (mild depressive)) disorder ) or ( being aggressive disorders ))*.