Perhaps you should try some spelling variations:
telecommunication system » telecommunication systems, telecommunication sector, telecommunication services
data telecommunication » pay telecommunication, digital telecommunication, state telecommunications
des development » does development, ides development, dams development
technologies a » technologies _, technologies 4, technologies 2
transition e » transition et, transition _, transition a
system des » system der, system design
der data » under data, order data, der daten
e der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: technologies a transition e der data telecommunication system des development 1 africa.*.