Perhaps you should try some spelling variations:
"schriften dem burgerlichen rechts" » "schriften dem burgerliches recht", "schriften der burgerlichen rechts", "schriften beim burgerlichen rechts", "schriften drei burgerlichen rechts"
"schriften des burgerlichen rechts" » "schriften des burgerliches recht"

Try widening your search to All Fields.

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"schriften dem burgerlichen rechts\") OR (\"schriften des burgerlichen rechts\"))".
• Removing quotes may allow a broader search: (( schriften dem burgerlichen rechts ) OR ( schriften des burgerlichen rechts )).
• Adding a wildcard symbol may retrieve word variants: (("schriften dem burgerlichen rechts") OR ("schriften des burgerlichen rechts"))*.