Perhaps you should try some spelling variations:
springer service » springer serie, springs service, springer series
service business » service using
springer single » springer springe, springer eine, springer silke
single business » simple business, wrangle business, using business

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 service business model ) OR ( springer single business models )).
• Adding a wildcard symbol may retrieve word variants: (( springer service business model ) or ( springer single business models ))*.