Perhaps you should try some spelling variations:
communications code » communication mode, communications case, communications models
information 3.3.3 » information 4.3.3, information 2.3.2, information 3.2.2
dr communications » do communications, 10 communications, 14 communications
et developpement » de developpement, le developpement, test development
developpement de » developpement des, developpement durable
technologies co » technologies _, technologies 4, technologies 2
co information » do information, 2 information, 1 information
3.3.3 der » 3.3.2 der, 2.3.3 der, 3.3.3 die
code et » code e, code pt, code des
der dr » der ddr, der der, der drg

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

• Adding a wildcard symbol may retrieve word variants: technologies co information 3.3.3 der dr communications code et developpement de l'afrique.*.