Perhaps you should try some spelling variations:
communications series » communication series, communications services, communication services
teaching information » testing information, planning information, sharing information
technology teaching » technologies teaching, technology learning, technology training
4 communications » 14 communications, 4 communication, 2 communications
d developpement » de developpement, du developpement, le developpement
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
3.2 does » 13.2 does, 3.1 does, 3.4.2 does
series d » series _, series 1, series 2
does 4 » does _, does a, does e

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

• Adding a wildcard symbol may retrieve word variants: technology teaching information 3.2 does 4 communications series d developpement l afrique.*.