Perhaps you should try some spelling variations:
"rohr universitat bochum" » "rohr universitat bonn" (Expand Search), "der universitat bochum" (Expand Search)
"mohr university bochum" » "mehr university bochum" (Expand Search), "mohn university bochum" (Expand Search), "moor university bochum" (Expand Search)
"lohr university bochum" » "lehr university bochum" (Expand Search), "lahr university bochum" (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: (("rohr universitat bochum") OR ((("mohr university bochum") OR ("lohr university bochum"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"rohr universitat bochum\") OR (((\"mohr university bochum\") OR (\"lohr university bochum\"))))".
• Removing quotes may allow a broader search: (( rohr universitat bochum ) OR ((( mohr university bochum ) OR ( lohr university bochum )))).
• Adding a wildcard symbol may retrieve word variants: (("rohr universitat bochum") OR ((("mohr university bochum") OR ("lohr university bochum"))))*.