Perhaps you should try some spelling variations:
communication medium » communication mediums, communication media, communications media
der developpement » de developpement, des developpements, leur developpement
developpement en » developpement et, developpement des, developpement de
information 1.3 » information 14.3, information 1.2, information 10.4
technologies 1 » technologies _, technologies 4, technologies 2
medium der » medium term, medien der
1.3 does » 12.3 does, 18.3 does, 13 does

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 information 1.3 does _ communication medium der developpement en afrique.*.