Perhaps you should try some spelling variations:
information constraints » information contents, information content
technologien am » technologien im, technologien als, technologie im
e communication » de communication, 1 communication, une communication
am information » guam information, palm information, crm information
constraints pt » constraints pv, constraints part, constraints _
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
developing 1 » developing _, developing a, developing e
costs 2.2 » costs 4.2, costs 2.3, cost 2.2
pt e » pt 2, pt 1, pt 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 constraints pt e communication costs 2.2 developing 1 africa.*.