Perhaps you should try some spelling variations:
communication modes » communication model, communication des, communication media
eelm developpement » de developpement, le developpement, et developpement
era communication » la communication, a communication, era communicating
developpement en » developpement et, developpement des, developpement de
2.2 interaction » 2.2 interactions, 3.2 interaction, 2.1 interaction
technology 2.2 » technology _, technology 1, technology 3
interaction 3 » interaction _, interaction 1, interaction 4
modes eelm » model eelm

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

• Adding a wildcard symbol may retrieve word variants: technology 2.2 interaction 3 _ era communication modes eelm developpement en afrique.*.