Perhaps you should try some spelling variations:
"national science series b:, physics" » "natural science series b:, physics", "animal science series b:, physics", "natural sciences series b:, physics", "national science services b:, physics", "national science stories b:, physics", "national science theories b:, physics", "national science series 10:, physics", "national science series 12:, physics"
"national science series 1:, physics" » "natural science series 1:, physics", "animal science series 1:, physics", "natural sciences series 1:, physics", "national science services 1:, physics", "national science stories 1:, physics", "national science theories 1:, physics", "national science series 3:, physics", "national science series 2:, physics"
"spatial science series b:, physics" » "social science series b:, physics", "spatial science services b:, physics", "spatial science stories b:, physics", "spatial science theories b:, physics", "spatial science series 10:, physics", "spatial science series 12:, physics"
"spatial science series 11:, physics" » "social science series 11:, physics", "spatial science services 11:, physics", "spatial science stories 11:, physics", "spatial science theories 11:, physics", "spatial science series 10:, physics", "spatial science series 12:, physics", "spatial science series 3:, physics", "spatial science series 31:, physics", "spatial science series 21:, 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: (((("national science series b:, physics") OR ("national science series 1:, physics"))) OR ((("spatial science series b:, physics") OR ("spatial science series 11:, physics")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"national science series b:, physics\") or (\"national science series 1:, physics\"))) or (((\"spatial science series b:, physics\") OR (\"spatial science series 11:, physics\"))))".
• Removing quotes may allow a broader search: (((( national science series b:, physics ) or ( national science series 1:, physics ))) or ((( spatial science series b:, physics ) OR ( spatial science series 11:, physics )))).
• Adding a wildcard symbol may retrieve word variants: (((("national science series b:, physics") or ("national science series 1:, physics"))) or ((("spatial science series b:, physics") OR ("spatial science series 11:, physics"))))*.