Perhaps you should try some spelling variations:
device communication » services communication, voice communication, mobile communication
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
action studies » fiction studies, action stories, motion studies
studies based » studies case, study based
based device » based devices, based service, based advice
des action » des actions, dies action, beps action
a de » a die, a der, a des
typologie » typologies, typology

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

• Adding a wildcard symbol may retrieve word variants: typologie des action studies based device communication a de developpement en afrique.*.