Perhaps you should try some spelling variations:
development saharan » development sarawak, development shared, development sharing
scale development » estate development, trade development, sme development
technologies 2.1 » technologies _, technologies 4, technologies a
2.1 information » 3.1 information
information der » information oder, information does, informatik der
3 communication » 4 communication, de communication, data communication
communication 1 » communication _, communication a, communication 3
der den » oder den, der de, der der
1 scale » a scale, 2 scale, 3 scale
den 3 » den 23, den 31, den 13

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

• Adding a wildcard symbol may retrieve word variants: technologies 2.1 information der den 3 communication 1 scale development saharan africa.*.