Perhaps you should try some spelling variations:
universitat bochum » universitat bonn (Expand Search)
ruhe » truhe (Expand Search)
lohr » lehr (Expand Search), lahr (Expand Search), mohr (Expand Search)
mehr » meer (Expand Search)
ohn » ohne (Expand Search), bohn (Expand Search), mohn (Expand Search)
sohn » sohne (Expand Search), sbohn (Expand Search), smohn (Expand Search)
john » johne (Expand Search), jbohn (Expand Search), jmohn (Expand Search), joh (Expand Search), bohn (Expand Search)
bmbohn » bmbohne (Expand Search), bmbbohn (Expand Search), bmbmohn (Expand Search)
hohn » hohne (Expand Search), hbohn (Expand Search), hmohn (Expand Search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: (ruhe OR ((lohr OR mehr) OR ((((ohn OR sohn) OR john) OR bmbohn) OR hohn))) universitat bochum~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(ruhe OR ((lohr OR mehr) OR ((((ohn OR sohn) OR john) OR bmbohn) OR hohn))) universitat bochum".
• Adding a wildcard symbol may retrieve word variants: (ruhe OR ((lohr OR mehr) OR ((((ohn OR sohn) OR john) OR bmbohn) OR hohn))) universitat bochum*.