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