Perhaps you should try some spelling variations:
national » nationale (Expand Search), nationala (Expand Search), nationaler (Expand Search)
nationalaereeaen » nationaleaereeaen (Expand Search), nationalaaereeaen (Expand Search), nationaleraereeaen (Expand Search)
nationalen » nationaleen (Expand Search), nationalaen (Expand Search), nationaleren (Expand Search), nationale (Expand Search)
archivs » archiv (Expand Search)
archive » archiv (Expand Search)
archiven » archivn (Expand Search), archiv (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: (national OR (nationalaereeaen OR nationalen)) (archivs OR (archive OR archiven)) of romania~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(national OR (nationalaereeaen OR nationalen)) (archivs OR (archive OR archiven)) of romania".
• Adding a wildcard symbol may retrieve word variants: (national OR (nationalaereeaen OR nationalen)) (archivs OR (archive OR archiven)) of romania*.