Perhaps you should try some spelling variations:
communication case » communications case, communication based, communication phase
technologien aids » technologien als, technologien ad, technologien des
die communication » de communication, time communication, une communication
aids information » chandos information, series information
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
developing av » developing a, developing ai, developing amp
av africa » v africa, iv africa, can africa
case 2.2 » cases 2.2, case 4.2, case 2.3
1 die » 2 die, 3 die, _ die
contents » context

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information contents 1 die communication case 2.2 developing av africa.*.