Perhaps you should try some spelling variations:
ruhr » ruhe (Expand Search), nuhr (Expand Search), rohr (Expand Search)
jsohn » sohn (Expand Search), john (Expand Search), jsohne (Expand Search), jssohn (Expand Search), jsbohn (Expand Search)
ohn » ohne (Expand Search), sohn (Expand Search), bohn (Expand Search)
ohnee » ohneee (Expand Search), sohnee (Expand Search), bohnee (Expand Search), ohne (Expand Search)
hohn » hohne (Expand Search), hsohn (Expand Search), hbohn (Expand Search), hahn (Expand Search), sohn (Expand Search), huhn (Expand Search)
sohne » sohnee (Expand Search), ssohne (Expand Search), sbohne (Expand Search), ohne (Expand Search), sohn (Expand Search)
hahne » hahner (Expand Search), hahn (Expand Search), ahne (Expand Search)
university » universitat (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: (ruhr OR ((lehr OR ((jsohn OR ohn) OR ohnee)) OR ((hohn OR hahne) OR sohne))) university bochum~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(ruhr OR ((lehr OR ((jsohn OR ohn) OR ohnee)) OR ((hohn OR hahne) OR sohne))) university bochum*".