Perhaps you should try some spelling variations:
"springer science business models" » "stronger science business models", "spring resilience business models", "river science business models", "springer finance business models", "springer service business models", "springer science using models"
"spring prices business mexico" » "spring prices business metrics", "spring prices business media", "spring prices business meaning", "spring rice business mexico", "spring produces business mexico", "spring profiles business mexico"

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: (("spring prices business mexico") OR ("springer science business models"))*.
• Removing quotes may allow a broader search: (( spring prices business mexico ) or ( springer science business models ))*.