Perhaps you should try some spelling variations:
"springer service business mexico" » "springer serie business mexico", "springer series business mexico", "spring services business mexico", "springer service using mexico", "springer service business media", "springer service business meaning", "springer service business meeting"
"river science business metrics" » "river finance business metrics", "river science using metrics", "river science business methods", "river science business meetings", "river science business district", "driven science business metrics", "laser science business metrics", "cyber science business metrics"

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 mexico") OR ("river science business metrics")).
• Removing quotes may allow a broader search: (( springer service business mexico ) or ( river science business metrics )).
• Adding a wildcard symbol may retrieve word variants: (("springer service business mexico") or ("river science business metrics"))*.