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