Perhaps you should try some spelling variations:
change information » chandos information, trade information
technology change » technological change, technological changes
4.2 communication » 4.2 communications, 3.2 communication, 4.1 communication
developpement de » developpement des, developpement durable
information auf » information age, information a, information act
4 developpement » de developpement, le developpement, et developpement
de afrique » de l'afrique, en afrique, l afrique
auf case » auf das, off case
case 4.2 » case 4.1, case 2
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: technology change information auf case 4.2 communication costs 4 developpement de afrique.*.