Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
aided communications » wired communications, speed communications, guinea communications
development middle » development models
3 information » 1 information
information 2 » information 3
4 development » 2 development, 4 developing
technology 3 » technology _, technology 1, technology 4
does aided » does aid, does add
costs 4 » costs _, costs a, costs 4.2
2 does » 4 does

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

• Adding a wildcard symbol may retrieve word variants: technology 3 information 2 does aided communications costs 4 development middle afrique.*.