Perhaps you should try some spelling variations:
communication desires » communication devices, communication design, communication disorders
information 3.2.1 » information 13.2.1, information 3.2.2, information 5.2.1
urban development » human development
18 communication » 1 communication, 10 communication, 13 communication
development use » development using, development under, development unit
technologies 4 » technologies _
4 information » 2 information, 1 information
desires urban » besides urban
3.2.1 das » 3.1.1 das, 3.1 das, 3.2.1 die
das 18 » das 19

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information 3.2.1 das 18 communication desires urban development use africa.*.