Perhaps you should try some spelling variations:
developpement durable » developpement de
au developpement » du developpement, de developpement, le developpement
information 1.3 » information 14.3, information 1.2, information 10.4
communication 3 » communication _, communication a
technology 2 » technology _, technology 1, technology 3
1.3 a » 1.3 _, 2.3 a, 1.1 a
3 au » 3 auf, 3 zu, 3 eu

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

• Adding a wildcard symbol may retrieve word variants: technology 2 information 1.3 a risk communication 3 au developpement durable l'afrique.*.