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
13.2 developing » 3.2 developing, 1.2 developing, 12.2 developing
technologies 4 » technologies _
4 information » 2 information, 1 information
developing eq » developing e, developing egg, developing _
centers 1 » centers 10, centers 21, centers _
cost 13.2 » cost 3.2, cost 1.2, cost 11.3
eq africa » em africa, eu africa, 1 africa
1 debt » 3 debt, 4 debt

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information centers 1 debt communication cost 13.2 developing eq africa.*.