Perhaps you should try some spelling variations:
der informationssystem » des informationssystems, das informationssystem, als informationssystem
informationssystem 2.3 » informationssysteme und, informationssystems _, information systems
oral communication » personal communication
technologie der » technologie de, technologien des, technologies de
developing 1 » developing _, developing a, developing e
new oral » new moral, knew moral, new rural
2.3 new » 3.3 new, 4.3 new, 6.3 new

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

• Adding a wildcard symbol may retrieve word variants: technologie der informationssystem 2.3 new oral communication costs _ developing 1 africa.*.