Perhaps you should try some spelling variations:
"eso astrophysics symposia, european county observatory" » "eso astrophysics symposia, european coude observatory", "eso astrophysics symposia, european boundary observatory", "eso astrophysics symposia, european acoustic observatory", "from astrophysics symposia, european county observatory", "nasa astrophysics symposia, european county observatory", "dust astrophysics symposia, european county observatory", "eso astrophysics symposia, european country observatory", "eso astrophysics symposia, european counter observatory", "eso astrophysics symposia, european courts observatory"
"eso astrophysics symposia, european court observatory" » "eso astrophysics symposia, european core observatory", "eso astrophysics symposia, european coude observatory", "eso astrophysics symposia, european court observations", "from astrophysics symposia, european court observatory", "nasa astrophysics symposia, european court observatory", "dust astrophysics symposia, european court observatory"

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: (("eso astrophysics symposia, european county observatory") OR ("eso astrophysics symposia, european court observatory")).
• Removing quotes may allow a broader search: (( eso astrophysics symposia, european county observatory ) or ( eso astrophysics symposia, european court observatory )).
• Adding a wildcard symbol may retrieve word variants: (("eso astrophysics symposia, european county observatory") or ("eso astrophysics symposia, european court observatory"))*.