Perhaps you should try some spelling variations:
"springer finance business model" » "einer finance business model", "merger finance business model", "specter finance business model", "springer finance business models"
"springer springe business model" » "spring spring business model", "springer series business model", "springer bridge business model", "springer price business model", "springer single business model", "springer springe 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 finance business model") OR ("springer springe business model"))*.
• Removing quotes may allow a broader search: (( springer finance business model ) or ( springer springe business model ))*.