Perhaps you should try some spelling variations:
communication barriers » communication series, communication disorders
3.1 communication » 3.1 communications, 3.2 communication, 3.5 communication
formation across » information across, variation across, variations across
au developpement » du developpement, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
across ligne » across nine, across age, across high
barriers au » barriers a, barriers aa, barriers law
ligne 3.1 » cine 3.1, signe 3.2
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: technology _ formation across ligne 3.1 communication barriers au developpement l afrique.*.