Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
cash development » case development, path development, tech development
development anti » development act, development ai, development anew
technology its » technology isst, technology ict, technology ii
relation 6.3.1 » relations 6.3.1, relations 6.3.5, relations 6.3.6
its relation » its relationship
6.3.1 crisis » 2.3.1 crisis, 6.3.2 crisis, 6.3.1 cross
costs cash » costs case
crisis de » crisis del, crisis due, crisis debt

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

• Adding a wildcard symbol may retrieve word variants: technology its relation 6.3.1 crisis de communication costs cash development anti abortion.*.