Perhaps you should try some spelling variations:
information lettere » information letter, information better, information centers
3.1 communications » 3.1 communication, 4.1 communication, 1.1 communication
der developpement » de developpement, des developpements, leur developpement
communications 2 » communications _, communications a, communications 5
developpement l » developpement il, developpement la, developpement de
technologies 4 » technologies _
4 information » 2 information, 1 information
lettere a » lettere ad, letter a, lettere di
l afrique » en afrique
a 3.1 » _ 3.1, a 3.2, a 3.3
2 der » _ der

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information lettere a 3.1 communications 2 der developpement l afrique.*.