Perhaps you should try some spelling variations:
communication case » communications case, communication based, communication phase
case communication » based communication, scale communication, face communication
information 1.5.2 » information 1.2, information 2
technologien am » technologien im, technologien als, technologie im
am information » guam information, palm information, crm information
developing all » developing halal, developing small, developing a
d developing » do developing, 3 developing, 4 developing
all accessed » last accessed, who accessed
1.5.2 why » 1.1.2 why, 1.2.2 why, 1.5.3 why
why case » why care, way case, key case
case d » case 1, case 2, case 3

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

• Adding a wildcard symbol may retrieve word variants: technologien am information 1.5.2 why case communication case d developing all accessed.*.