Perhaps you should try some spelling variations:
"nato science stories b:, physics" » "nato science studies b:, physics", "nato science series b:, physics", "nato science theories b:, physics", "radio science stories b:, physics", "national science stories b:, physics", "nato science stories a:, physics", "nato science stories c:, physics", "nato science stories 2:, physics"
"nato science stories _:, physics" » "nato science studies _:, physics", "nato science series _:, physics", "nato science theories _:, physics", "radio science stories _:, physics", "national science stories _:, physics"

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: "((\"nato science stories b:, physics\") OR (\"nato science stories _:, physics\"))".
• Removing quotes may allow a broader search: (( nato science stories b:, physics ) OR ( nato science stories _:, physics )).
• Adding a wildcard symbol may retrieve word variants: (("nato science stories b:, physics") OR ("nato science stories _:, physics"))*.