Perhaps you should try some spelling variations:
communication point » communication going, communication patient, communication policy
open communication » human communication, 3 communication, 4 communication
development acute » development act, development route, development age
relations 13.3 » relations 3.3, relations 1.3, relations 10.3
technology a » technology 1, technology 3, technology 4
point system » points system, points systems, plant system
acute aortic » after aortic
a relations » 3 relations, a relation, 1 relations
13.3 crisis » 13.2 crisis, 3.1 crisis, 1.1 crisis
crisis open » crisis one, crisis over, crisis onset

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

• Adding a wildcard symbol may retrieve word variants: technology a relations 13.3 crisis open communication point system development acute aortic.*.