Perhaps you should try some spelling variations:
information content » information contents, information centers, information centre
communication cost » communication costs, communication costa, communications costs
technologien aids » technologien als, technologien ad, technologien des
get communication » et communication, debt communication, de communication
aids information » chandos information, series information
15 developing » 1 developing, 5 developing, 10 developing
developing 1 » developing _, developing a, developing e
content 8 » content _, content 1, content 3
cost 15 » cost 12, cost 5, cost 11.5
8 get » _ get, i get, 4 get

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information content 8 get communication cost 15 developing 1 africa.*.