Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
information being » information eine, information using, information getting
development 2.10 » development 2.1, development 2.0, development 2.3
3 communication » 4 communication, de communication, data communication
2.5 development » 2.3 development, 2.1 development, 2.2 development
2.10 areas » 2.1 areas, 2.4 areas, 2.6 areas
being den » being dead, being does, being denied
cost 2.5 » costs 2.5, cost 2.4, cost 2.2
den 3 » den 23, den 31, den 13

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information being den 3 communication cost 2.5 development 2.10 areas.*.