Perhaps you should try some spelling variations:
"stronger evidence using model" » "strong evidence using model", "stronger evidence ising model", "stronger evidence using mobile"
"bigger science business model" » "bigger finance business model", "bigger service business model", "bigger science using model", "big science business model", "river science business model", "better science business model"
"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"

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