Perhaps you should try some spelling variations:
communications series » communication series, communications services, communication services
information 2.3.2 » information 2.2.2, information 4.3.2, information 3.2
25 communications » 5 communications, 2 communications, 10 communications
un developpement » en developpement, de developpement, le developpement
developpement la » developpement de, developpement et, developpement du
technologies 2 » technologies _, technologies 4
la afrique » l afrique, la fabrique, en afrique
2.3.2 der » 2.3.1 der, 3.3.2 der, 4.3.2 der
series un » series unit, series ann, series ein
der 25 » der 24

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 2.3.2 der 25 communications series un developpement la afrique.*.