Perhaps you should try some spelling variations:
"stronger science business model" » "springer science business model", "stronger evidence business model", "stronger stance business model", "stronger finance business model", "stronger service business model", "stronger science using model"
"springer stage business models" » "springer ag business models", "springer serie business models", "springer silke business models", "springer state business models", "springer estate business models", "springer change 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: (("stronger science business model") OR ("springer stage business models"))*.
• Removing quotes may allow a broader search: (( stronger science business model ) or ( springer stage business models ))*.