Perhaps you should try some spelling variations:
communication services » telecommunications services
transformation a » transformation _
au developpement » du developpement, de developpement, le developpement
developpement em » developpement et, developpement en, developpement des
services au » services a, services ad, services ai
em africa » 1 africa
4.3 risk » 3.3 risk, 5.3 risk
a 4.3 » a 4.2, a 3.3, a 4.1

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

• Adding a wildcard symbol may retrieve word variants: technologies _ transformation a 4.3 risk communication services au developpement em africa.*.