Perhaps you should try some spelling variations:
communications medium » communication medium, communications media, communication mediums
information 2.4.2 » information 2.2.2, information 2.3.2, information 5.4.2
das developpement » des developpements, de developpement, du developpement
developpement de » developpement des, developpement durable
technologies 2 » technologies _, technologies 4
2.4.2 does » 3.4.2 does, 2.4.2 der, 2.4.2 die
medium das » medium des, medium fast, medium der
de afrique » de l'afrique, en afrique, l afrique

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 2.4.2 does _ communications medium das developpement de afrique.*.