Perhaps you should try some spelling variations:
en communication » open communication, lean communication, when communication
development act » development a, development aid, development age
relation 2.3.1 » relations 6.3.1, relations 2.3.2, relation 3.3.2
technology 1 » technology _
2.3.1 crisis » 2.1 crisis, 2.2.2 crisis, 6.3.2 crisis
1 relation » 1 relations, _ relation, 5 relation
act aortic » acute aortic, after aortic
crisis en » crisis el, crisis eu, crisis _
costs 2 » costs 20, costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology 1 relation 2.3.1 crisis en communication costs 2 development act aortic.*.