Perhaps you should try some spelling variations:
communications case » communication case, communications can, communications code
information 1.5.2 » information 1.2, information 2
do communications » 10 communications, 14 communications, 2 communications
3 developpement » de developpement, le developpement, et developpement
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
des afrique » en afrique, de l'afrique
1.5.2 der » 3.5.2 der, 5.5.2 der, 1.5.4 der
der do » der de, der db, der does
case 3 » case 1, case 2

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

• Adding a wildcard symbol may retrieve word variants: technologies a information 1.5.2 der do communications case 3 developpement des afrique.*.