Perhaps you should try some spelling variations:
"springer science business model" » "river science business model", "springer springe business model", "bigger science business model", "springer finance business model", "springer service business model", "springer science using model"
"stronger science business model" » "stronger finance business model", "stronger service business model", "stronger science using model", "stronger evidence business model", "stronger stance business model", "astronomy science business model"
"stronger science business models" » "stronger finance business models", "stronger service business models", "stronger science using models", "stronger evidence business models", "stronger stance business models", "astronomy science business models"

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: (("springer science business model") OR ((("stronger science business model") OR ("stronger science business models")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"springer science business model\") or (((\"stronger science business model\") OR (\"stronger science business models\"))))".
• Removing quotes may allow a broader search: (( springer science business model ) or ((( stronger science business model ) OR ( stronger science business models )))).
• Adding a wildcard symbol may retrieve word variants: (("springer science business model") or ((("stronger science business model") OR ("stronger science business models"))))*.