Perhaps you should try some spelling variations:
technologies based » technologies used, technology based, technologies a
based innovation » und innovation
de developpement » sme development
developpement de » developpement des, developpement durable
communication 3 » communication _, communication a
mass mediated » cas9 mediated, mass media, dust mediated
de afrique » de l'afrique, en afrique, l afrique
3 de » 3 die, 3 der, 3 des

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

• Adding a wildcard symbol may retrieve word variants: technologies based innovation _ mass mediated communication 3 de developpement de afrique.*.