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