Perhaps you should try some spelling variations:
information centers » information contents, information officers
debt communication » de communication, et communication, get communication
communication cost » communication costs, communication costa, communications costs
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
3.3 developing » 4 developing, 2 developing, 1 developing
developing 1 » developing _, developing a, developing e
centers ihc » centers ohc
ihc debt » hipc debt
cost 3.3 » cost 3.2, cost 2.3, cost 3.4

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

• Adding a wildcard symbol may retrieve word variants: technologien als information centers ihc debt communication cost 3.3 developing 1 africa.*.