Perhaps you should try some spelling variations:
information centre » information centers, information contents
oral communication » personal communication
communication cost » communication costs, communication costa, communications costs
technologien get » technologien des, technologien ist, technologien mit
developing china » developing china's, development china, developing caring
get information » gets information, debt information, ct information
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
china africa » cpia africa, china asia
centre new » century new, centre de, centre des
new oral » new moral, knew moral, new rural
cost 2.2 » costs 2.2, cost 2.4, cost 3.2

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

• Adding a wildcard symbol may retrieve word variants: technologien get information centre new oral communication cost 2.2 developing china africa.*.