Perhaps you should try some spelling variations:
internal communications » internal communication, interpersonal communication
communications costs » communication costs, communications _
technologien dis » technologien des, technologien als, technologien im
dis information » mis information, aids information, des informations
developing east » development east, developing a, developing asia
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
des internal » its internal, des internets, 2 internal
east areas » karst areas, east asezs
costs 2.2 » costs 4.2, costs 2.3, cost 2.2

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

• Adding a wildcard symbol may retrieve word variants: technologien dis information _ des internal communications costs 2.2 developing east areas.*.