Perhaps you should try some spelling variations:
2.3 communication » 3.2 communication, de communication, 4 communication
developpement de » developpement des, developpement durable
can information » von information, von informationen
information als » information age, information a, information act
technology can » technology change, technology 1, technology 2.2
als c » als _, all c, als 2
c 2.3 » b 2.3, _ 2.3, a 2.3

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

• Adding a wildcard symbol may retrieve word variants: technology can information als c 2.3 communication costs _ developpement de l'afrique.*.