Perhaps you should try some spelling variations:
"stronger science using model" » "springer science using model", "stronger evidence using model", "stronger stance using model", "stronger science ising model", "stronger science using mobile"
"springer series business models" » "springer services business models", "springer serious business models", "springer energies business models"
"springer server business models" » "printer server business models", "springer serie business models", "spring reserve business models", "springer services business models", "springer service business models", "springer better business models"
"bigger finance business model" » "higher finance business model", "border finance business model", "baker finance business model"

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: (((("bigger finance business model") OR ("stronger science using model"))) OR ((("springer series business models") OR ("springer server business models")))).
• Removing quotes may allow a broader search: (((( bigger finance business model ) or ( stronger science using model ))) or ((( springer series business models ) or ( springer server business models )))).
• Adding a wildcard symbol may retrieve word variants: (((("bigger finance business model") or ("stronger science using model"))) or ((("springer series business models") or ("springer server business models"))))*.