Perhaps you should try some spelling variations:
"radio science series 12:, applied sciences" » "radio science services 12:, applied sciences", "radio science stories 12:, applied sciences", "radio science theories 12:, applied sciences", "radio science series 1:, applied sciences", "radio science series 10:, applied sciences", "radio science series 3:, applied sciences"
"radio science series 2:, applied sciences" » "radio science services 2:, applied sciences", "radio science stories 2:, applied sciences", "radio science theories 2:, applied sciences", "radio science series 3:, applied sciences"
"radio science series 11:, applied sciences" » "radio science services 11:, applied sciences", "radio science stories 11:, applied sciences", "radio science theories 11:, applied sciences", "radio science series 1:, applied sciences", "radio science series 10:, applied sciences", "radio science series 3:, applied sciences"

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: (((("radio science series 12:, applied sciences") OR ("radio science series 2:, applied sciences"))) OR ("radio science series 11:, applied sciences")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"radio science series 12:, applied sciences\") OR (\"radio science series 2:, applied sciences\"))) or (\"radio science series 11:, applied sciences\"))".
• Removing quotes may allow a broader search: (((( radio science series 12:, applied sciences ) OR ( radio science series 2:, applied sciences ))) or ( radio science series 11:, applied sciences )).
• Adding a wildcard symbol may retrieve word variants: (((("radio science series 12:, applied sciences") OR ("radio science series 2:, applied sciences"))) or ("radio science series 11:, applied sciences"))*.