Perhaps you should try some spelling variations:
technological contact » technological content, technological context, technological control
der developpement » de developpement, des developpements, leur developpement
ec communication » de communication, 3 communication, 4 communication
developpement de » developpement des, developpement durable
de africa » does africa, de america, use africa
tim ec » tim c
a der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: technological contact information law tim ec communication a der developpement de africa.*.