Perhaps you should try some spelling variations:
3.3 communication » 2.3 communication, 3.2 communication, 3.5 communication
gaps information » als information, gets information, laws information
et developpement » de developpement, le developpement, test development
developpement de » developpement des, developpement durable
technology gaps » technology gap
information air » information asia, information age, information a
de afrique » de l'afrique, en afrique, l afrique
space 3.3 » space 3.2, space 2.1, space 2.2
costs et » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology gaps information air space 3.3 communication costs et developpement de afrique.*.