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