Perhaps you should try some spelling variations:
information centers » information contents, information officers
communication cost » communication costs, communication costa, communications costs
technologien dis » technologien des, technologien als, technologien im
et communication » et communicatione, get communication, debt communication
dis information » mis information, aids information, des informations
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
developing e » developing _, developing a, developing east
centers how » center how, centers hold, century how
cost 2.2 » costs 2.2, cost 2.4, cost 3.2
e africa » em africa, de africa, eu africa
how et » how etf, how eu, how best

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

• Adding a wildcard symbol may retrieve word variants: technologien dis information centers how et communication cost 2.2 developing e africa.*.