Perhaps you should try some spelling variations:
communication 1.1 » communication 4.1, communication 7.1, communication 1.3
de developpement » sme development
developpement de » developpement des, developpement durable
4a information » a information, via information, lca information
technology 4a » technology 4, technology a, technology 4.1
de afrique » de l'afrique, en afrique, l afrique
1.1 de » 1.1 die, 1.1 der, 2.1 de

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

• Adding a wildcard symbol may retrieve word variants: technology 4a information 3.2 _ risk communication 1.1 de developpement de afrique.*.