Perhaps you should try some spelling variations:
communications code » communication mode, communications case, communications models
information 2.3.4 » information 2.3.2, information 2.3.1, information 2.3.3
15 communications » 5 communications, 10 communications, 14 communications
technologies von » technologies co, technologies box, technologies can
developpement de » developpement des, developpement durable
von information » von informationen, can information
d developpement » de developpement, du developpement, le developpement
2.3.4 der » 2.3.1 der, 2.3.2 der, 2.3.3 der
der 15 » der 10, der 11, der 12
code d » code de, code _, code 2

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

• Adding a wildcard symbol may retrieve word variants: technologies von information 2.3.4 der 15 communications code d developpement de l'afrique.*.