Perhaps you should try some spelling variations:
au developpement » du developpement, de developpement, le developpement
developpement de » developpement des, developpement durable
information 3.4 » information 3.2, information 2, information 1
vt information » ct information, get information, iot information
technology vt » technology vi, technology 1, technology 3
de afrique » de l'afrique, en afrique, l afrique
1 risk » 10 risk, 3 risk, 4 risk
3.4 1 » 3.4 _, 3.4 a, 3.0 1
a au » a auf, a bau, a aus

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

• Adding a wildcard symbol may retrieve word variants: technology vt information 3.4 1 risk communication a au developpement de afrique.*.