Perhaps you should try some spelling variations:
3.2 communication » 3 communication, 2.3 communication, de communication
information gaps » information gap
developing east » development east, developing a, developing asia
technology 1 » technology _
gaps debatte » grass debatte, rawls debatte, data debatte
debatte 3.2 » debatte 3.3, debatte 2.2, debatte 3.2.2
east africa » west africa

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

• Adding a wildcard symbol may retrieve word variants: technology 1 information gaps debatte 3.2 communication costs _ developing east africa.*.