Perhaps you should try some spelling variations:
information context » information content, information contents, information centers
communication cost » communication costs, communication costa, communications costs
technologien dis » technologien des, technologien als, technologien im
et communication » et communicatione, get communication, debt communication
developing joint » developing coping, development joint, developing ict
dis information » mis information, aids information, des informations
4 developing » 3 developing
cost 4 » cost _, cost 2.4
3 et » 13 et, 3 fet, 3 set

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

• Adding a wildcard symbol may retrieve word variants: technologien dis information context 3 et communication cost 4 developing joint africa.*.