Perhaps you should try some spelling variations:
communication 6.5 » communication 5.5, communication 6.2, communication 6.1
de communication » mobile communication, online communication
information age » information storage, information access, information about
technologies 2 » technologies _, technologies 4
development en » developpement en, development menu, development eco
3 development » 2 development
age 2.5 » age 2.1, age 8.5, age 1.5
2.5 de » 2.5 die, 2.5 der, 2.5 dve
6.5 3 » 6.5 _, 6.5 a, 6.5 2

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information age 2.5 de communication 6.5 3 development en afrique.*.