Perhaps you should try some spelling variations:
pilots language » loss language, rights language
plan language » plain language, planet language, can language
lonely pilots » jointly pilots
lonely plan » lonely planet
social kind » social kinds, social mind, special kind
social rate » social role, social roles

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 plan language social kind ) OR ( lonely pilots language social rate ))~.
• Adding a wildcard symbol may retrieve word variants: (( lonely plan language social kind ) or ( lonely pilots language social rate ))*.