Perhaps you should try some spelling variations:
information context » information content, information contents, information centers
communication cost » communication costs, communication costa, communications costs
technologies 2.1 » technologies _, technologies 4, technologies a
eu communication » ec communication, et communication, de communication
2.1 information » 3.1 information
12.4 developing » 1.4 developing, 2.2 developing, 1.3 developing
developing iv » developing av, developing ict, developing cil
context has » context phase, context 3rs, context he
cost 12.4 » coast 12.4, costs 12.4, cost 2.4
iv africa » v africa, 1 africa, em africa
has eu » das eu, has ex, pas eu

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

• Adding a wildcard symbol may retrieve word variants: technologies 2.1 information context has eu communication cost 12.4 developing iv africa.*.