Perhaps you should try some spelling variations:
"societe oeconomicus de france" » "societe oeconomique de france", "societes oeconomiques de france", "society economics de france", "societe oeconomicus die france", "societe oeconomicus den france", "societe oeconomicus oder france"
"societe astronomie und france" » "societe astronomique und france", "society astronomy und france", "schule astronomie und france", "societe astronomie und franck", "societe astronomie und franco", "societe astronomie land france"

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: (("societe oeconomicus de france") OR ("societe astronomie und france")).
• Removing quotes may allow a broader search: (( societe oeconomicus de france ) or ( societe astronomie und france )).
• Adding a wildcard symbol may retrieve word variants: (("societe oeconomicus de france") or ("societe astronomie und france"))*.