Perhaps you should try some spelling variations:
universitat bochum » universitat bonn (Expand Search)
mbohn » mohn (Expand Search), mbohne (Expand Search), mbhohn (Expand Search), mbjohn (Expand Search)
ohn » ohne (Expand Search), hohn (Expand Search), john (Expand Search)
sohn » sohne (Expand Search), shohn (Expand Search), sjohn (Expand Search)
hbohn » hbohne (Expand Search), hbhohn (Expand Search), hbjohn (Expand Search), hohn (Expand Search)
bohn » bohne (Expand Search), bhohn (Expand Search), bjohn (Expand Search)
sjjohn » sjjohne (Expand Search), sjjhohn (Expand Search), sjjjohn (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: "(nuhr OR ((mbohn OR ((mbohn OR ohn) OR sohn)) OR ((hbohn OR bohn) OR sjjohn))) universitat bochum~".
• Adding a wildcard symbol may retrieve word variants: (nuhr OR ((mbohn OR ((mbohn OR ohn) OR sohn)) OR ((hbohn OR bohn) OR sjjohn))) universitat bochum*.