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
technologies do » technologies de, technologies box, technologies daf
information 1.7 » information 12.7, information 1.2, information 1.3
d communication » de communication, 3 communication, 4 communication
do information » 2 information, 1 information, 3 information
medium der » medium term, medien der
1.7 does » 1.4 does, 1.5 does, 1.6 does
does d » does de, does _, does a

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

• Adding a wildcard symbol may retrieve word variants: technologies do information 1.7 does d communication medium der developpement en afrique.*.