Perhaps you should try some spelling variations:
"lonely planet language survival rate" » "lonely planet language social rate", "lonely planet language services rate", "lonely planned languages survival rate", "lonely plain language survival rate", "lonely present language survival rate"
"lonely planet language survival rates" » "lonely planet language social rates", "lonely planet language services rates", "lonely planned languages survival rates", "lonely plain language survival rates", "lonely present language survival rates"

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: (("lonely planet language survival rate") OR ("lonely planet language survival rates"))~.
• Removing quotes may allow a broader search: (( lonely planet language survival rate ) or ( lonely planet language survival rates ))~.
• Adding a wildcard symbol may retrieve word variants: (("lonely planet language survival rate") or ("lonely planet language survival rates"))*.