Perhaps you should try some spelling variations:
called communication » based communication, scale communication, scales communication
clear development » clean development, clean developoment, car development
crisis called » crisis changed, crisis charles, crisis causes
technology 4 » technology _, technology 1, technology 3
4 relation » _ relation, 5 relation, 2 relation
relation a » relation _, relational _, relation zur
a 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 4 relation a crisis called communication costs clear development _ artic.*.