Perhaps you should try some spelling variations:
information based » information case, information bank, transformation based
der communication » de communication, under communication, debt communication
technologien dis » technologien des, technologien als, technologien im
dis information » mis information, aids information, des informations
developing east » development east, developing a, developing asia
4.4 developing » 5.4 developing, 6.4 developing, 1.4 developing
based des » based modes, based debt, based deep
costs 4.4 » costs 4.2
des der » des dr, des ddr, des dem
areal. » areas., area., real.

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

• Adding a wildcard symbol may retrieve word variants: technologien dis information based des der communication costs 4.4 developing east areal.*.