Perhaps you should try some spelling variations:
language survival » language social, language services
planett language » planet language, planned languages, plain language
based languages » based language, base languages, used languages
lonely planett » lonely planet
lonely based » lottery based, panel based, panels based
rate » 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 planett language survival rate ) OR ( lonely based languages survival rate ))~.
• Adding a wildcard symbol may retrieve word variants: (( lonely planett language survival rate ) or ( lonely based languages survival rate ))*.