Perhaps you should try some spelling variations:
early information » ary information, party information, energy information
technology early » technology energy, technology era, technology enabled
au developpement » du developpement, de developpement, le developpement
information 2.3 » information 12.3, information 1.3, information 2.2
communication 1 » communication _, communication a, communication 3
des afrique » en afrique, de l'afrique
2.3 a » 2.3 _
1 au » 1 auf, 1 aug, 1 a

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

• Adding a wildcard symbol may retrieve word variants: technology early information 2.3 a risk communication 1 au developpement des afrique.*.