Perhaps you should try some spelling variations:
science stories » science studies, science theories
science series » science services, science theories, sciences serious
voice services » voip services, core services, home services

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) OR (science stories)) a:, life sciences ) OR ( radio voice services a:, life sciences )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( radio ((science series) OR (science stories)) a:, life sciences ) or ( radio voice services a:, life sciences ))".
• Adding a wildcard symbol may retrieve word variants: (( radio ((science series) OR (science stories)) a:, life sciences ) or ( radio voice services a:, life sciences ))*.