Perhaps you should try some spelling variations:
personal communication » interpersonal communication
technologies social » technologie sociale, technologies soil, technology social
social interaction » social interactions, social integration
der developpement » de developpement, des developpements, leur developpement
developpement l » developpement il, developpement la, developpement de
interaction 1 » interaction _, interaction 4, interaction a
4 personal » a personal, 1 personal, 1945 personal
l afrique » en afrique
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: technologies social interaction 1 4 personal communication a der developpement l afrique.*.