Perhaps you should try some spelling variations:
"peter unser lutherisches sprache band 1" » "peter unser lutherische kirche band 1" (Expand Search), "peter unser lutherischem spanien band 1" (Expand Search), "peter der lutherischen sprache band 1" (Expand Search), "peter unser lutherisches sprache und 1" (Expand Search), "peter unser lutherisches sprach und 1" (Expand Search), "peter unser lutherisches sprache band i" (Expand Search)
"vater unser lutherischen kirche band 2" » "vater unser lutherische kirche band 2" (Expand Search), "vater der lutherischen kirche band 2" (Expand Search), "vater evangel lutherischen kirche band 2" (Expand Search), "vater unser lutherischen kirche und 2" (Expand Search)

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("vater unser lutherischen kirche band 2") OR ("peter unser lutherisches sprache band 1"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"vater unser lutherischen kirche band 2\") OR (\"peter unser lutherisches sprache band 1\"))".
• Removing quotes may allow a broader search: (( vater unser lutherischen kirche band 2 ) OR ( peter unser lutherisches sprache band 1 )).
• Adding a wildcard symbol may retrieve word variants: (("vater unser lutherischen kirche band 2") OR ("peter unser lutherisches sprache band 1"))*.