Perhaps you should try some spelling variations:
optic communication » optical communications, public communication, device communication
information act » information age, information a, information about
technologies 4 » technologies _
4 information » 2 information, 1 information
4 development » 2 development, 4 developing
a afrique » l afrique, en afrique
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information act does optic communication costs 4 development a afrique.*.