Perhaps you should try some spelling variations:
debt communication » de communication, et communication, get communication
communication cost » communication costs, communication costa, communications costs
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
13 developing » 1.3 developing, 3 developing, 1 developing
developing de » developing e, developing ce, developing deep
contents der » content der, contents je, contents key
de africa » does africa, de america, use africa
der debt » does debt, debt debt, der de
cost 13 » cost 12, cost 15, cost e3

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

• Adding a wildcard symbol may retrieve word variants: technologies a information contents der debt communication cost 13 developing de africa.*.