Perhaps you should try some spelling variations:
20 communications » 10 communications, 2 communications, 10 communication
technologies tme » technologies am, technologies table, technologies case
de developpement » sme development
developpement de » developpement des, developpement durable
tme informatio » time information, some information, age information
informatio art » informatio part, information part, information mart
de afrique » de l'afrique, en afrique, l afrique
art des » art der

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

• Adding a wildcard symbol may retrieve word variants: technologies tme informatio art des 20 communications _ de developpement de afrique.*.