Perhaps you should try some spelling variations:
"national science series 3:, physics" » "natural science series 3:, physics", "spatial science series 3:, physics", "natural sciences series 3:, physics", "national science services 3:, physics", "national science stories 3:, physics", "national science theories 3:, physics"
"nato science series 10:, physics" » "nato science services 10:, physics", "nato science stories 10:, physics", "nato science theories 10:, physics", "radio science series 10:, physics", "nato science series 1:, physics", "nato science series 2:, physics"
"animal science series 10:, physics" » "animal science services 10:, physics", "animal science stories 10:, physics", "animal science theories 10:, physics", "animal science series 1:, physics", "animal science series 2:, physics"

Try widening your search to All Fields.

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: (("nato science series 10:, physics") OR ((("animal science series 10:, physics") OR ("national science series 3:, physics")))).
• Removing quotes may allow a broader search: (( nato science series 10:, physics ) or ((( animal science series 10:, physics ) or ( national science series 3:, physics )))).
• Adding a wildcard symbol may retrieve word variants: (("nato science series 10:, physics") or ((("animal science series 10:, physics") or ("national science series 3:, physics"))))*.