Perhaps you should try some spelling variations:
"spring resilience business models" » "spring resilient business models", "spring resilience using models", "spring science business models", "sporting resilience business models", "ensuring resilience business models", "farming resilience business models"
"spring services using mexico" » "sharing services using mexico", "caring services using mexico", "springs service using mexico", "spring services using lexico", "spring services using lexicon", "spring services using mexican"

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 services using mexico") OR ("spring resilience business models")).
• Removing quotes may allow a broader search: (( spring services using mexico ) or ( spring resilience business models )).
• Adding a wildcard symbol may retrieve word variants: (("spring services using mexico") or ("spring resilience business models"))*.