Perhaps you should try some spelling variations:
"north-poland's national library" » "north-policies national library", "north-japan's national library", "north-ghana's national library"
"north-russland personal library" » "north-russian personal library", "north-roland personal library", "north-russia personal library", "north-russland personal liberty", "north-russland physical library", "north-russland kernel library"
"north-poland national library" » "north-island national library", "north-poland nationalism library", "north-finland national library"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (("north-russland personal library") OR ((("north-poland national library") OR ("north-poland's national library")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"north-russland personal library\") or (((\"north-poland national library\") OR (\"north-poland's national library\"))))".
• Removing quotes may allow a broader search: (( north-russland personal library ) or ((( north-poland national library ) OR ( north-poland's national library )))).
• Adding a wildcard symbol may retrieve word variants: (("north-russland personal library") or ((("north-poland national library") OR ("north-poland's national library"))))*.