Perhaps you should try some spelling variations:
called communication » based communication, scale communication, scales communication
major developments » market developments, sector developments
developments from » development from, developments after, developments _
technology 2.2 » technology _, technology 1, technology 3
places called » place called, process called
2.2 relation » 2.2 relations, 3.2 relation, 4.2 relation
relation 5g » relation 5.3, relation 5.4, relation _
costs major » costs matter
5g places » _ places, 4 places, 1 places

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

• Adding a wildcard symbol may retrieve word variants: technology 2.2 relation 5g places called communication costs major developments from data.*.