Perhaps you should try some spelling variations:
public developments » public development, republic development, policy developments
past communication » post communication, put communication, master communication
communication 3.3 » communication _, communication a, communication 1
technology state » technology strategy, technology system, technology study
state relations » state regulation, trade relations, race relations
relations 1 » relations _, relations a, relations 3
crisis past » crisis part, crisis east, crisis post
3.3 public » 3.1 public, 3.2 public, 4.3 public
1 crisis » 19 crisis

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technology state relations 1 crisis past communication 3.3 public developments _ aortic.*.