Perhaps you should try some spelling variations:
"monographien band 18" » "monographien der 18" (Expand Search), "monographien band 1" (Expand Search), "monographien band 11" (Expand Search), "monographien band 12" (Expand Search)
"monographien band 13" » "monographien der 13" (Expand Search), "monographien band 1" (Expand Search), "monographien band 3" (Expand Search), "monographien band 11" (Expand Search)
"monographie von g" » "monographien der g" (Expand Search), "monographie ion g" (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: (("monographien band 18") OR ((("monographien band 13") OR ("monographie von g"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"monographien band 18\") OR (((\"monographien band 13\") OR (\"monographie von g\"))))*".
• Removing quotes may allow a broader search: (( monographien band 18 ) OR ((( monographien band 13 ) OR ( monographie von g ))))*.