Perhaps you should try some spelling variations:
"springer bridging business model" » "bridge bridging business model", "miner bridging business model", "schiller bridging business model", "springer building business model", "springer driving business model", "springer doing business model"
"spider bridging business model" » "spider building business model", "spider driving business model", "spider doing business model", "video bridging business model", "fiber bridging business model", "guide bridging business model"
"springer science business model" » "stronger science business model", "river science business model", "springer springe business model", "springer finance business model", "springer service business model", "springer science using model"
"springer bridge business models" » "stringer bridge business models", "springer springe business models", "sprinkle bridge business models", "springer bring business models", "springer drive business models", "springer edge 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 science business model") OR ((((("springer bridging business model") OR ("spider bridging business model"))) OR ("springer bridge business models")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"springer science business model\") or (((((\"springer bridging business model\") OR (\"spider bridging business model\"))) or (\"springer bridge business models\"))))".
• Removing quotes may allow a broader search: (( springer science business model ) or ((((( springer bridging business model ) OR ( spider bridging business model ))) or ( springer bridge business models )))).
• Adding a wildcard symbol may retrieve word variants: (("springer science business model") or ((((("springer bridging business model") OR ("spider bridging business model"))) or ("springer bridge business models"))))*.