Perhaps you should try some spelling variations:
"hans christian bach" » "von christian bach" (Expand Search), "hans christian nach" (Expand Search), "hans christian buch" (Expand Search), "hans christian zach" (Expand Search)
"herrmann christian bach" » "herrmann christian nach" (Expand Search), "herrmann christian buch" (Expand Search), "herrmann christian zach" (Expand Search)
"hermann christian auch" » "hermann christian mauch" (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: (("hans christian bach") OR ((("herrmann christian bach") OR ("hermann christian auch"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"hans christian bach\") OR (((\"herrmann christian bach\") OR (\"hermann christian auch\"))))".
• Removing quotes may allow a broader search: (( hans christian bach ) OR ((( herrmann christian bach ) OR ( hermann christian auch )))).
• Adding a wildcard symbol may retrieve word variants: (("hans christian bach") OR ((("herrmann christian bach") OR ("hermann christian auch"))))*.