Perhaps you should try some spelling variations:
information networks » information needs
crisis communication » risk communication, mass communication
2.2.3 information » 2.2 information, 4.3 information
das developpement » des developpements, de developpement, du developpement
technology 2.2.3 » technology 1.2.3, technology 2.1.3, technology 2.2.2
communication 3 » communication _, communication a
networks 11 » networks 1.1, networks 1, networks 10
11 crisis » 19 crisis, 1 crisis, 3 crisis
3 das » 1 das, 2 das

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

• Adding a wildcard symbol may retrieve word variants: technology 2.2.3 information networks 11 crisis communication 3 das developpement _ america.*.