Perhaps you should try some spelling variations:
oral communication » personal communication
developing cities » developing countries, developing annuities, developing economies
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
information can » information case, information 1, information 1.2
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
cities access » citizen access, societies access, cities address
when oral » when formal, when coal, when goal
costs 2.2 » costs 4.2, costs 2.3, cost 2.2
can when » can women, can we, can win

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

• Adding a wildcard symbol may retrieve word variants: technologien des information can when oral communication costs 2.2 developing cities access.*.