Perhaps you should try some spelling variations:
aided communication » aided communications, video communication, called communication
development middle » development models
2.2 information » 4.2 information, 2.2.3 information, 2.2 transformation
technology 2.2 » technology _, technology 1, technology 3
information 2 » information 3
4 development » 2 development, 4 developing
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 2.2 information 2 does aided communication costs 4 development middle afrique.*.