Perhaps you should try some spelling variations:
developments acute » developments after, developments alter, development act
open developments » open development, oer developments, modern developments
de communication » mobile communication, online communication
technology race » technology rate, technology role, technology rich
race relations » trade relations
acute aortic » after aortic
relations 5 » relations _, relations a, relations 3
crisis de » crisis del, crisis due, crisis debt
5 crisis » 1 crisis, 3 crisis, 4 crisis
networks » network

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

• Adding a wildcard symbol may retrieve word variants: technology race relations 5 crisis de communication networks open developments acute aortic.*.