Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
der developpements » des developpements, deux developpements, de developpement
information needs » information networks
can information » von information, von informationen
technology can » technology change, technology 1, technology 2.2
big crisis » using crisis
needs big » need big
a der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: technology can information needs big crisis communication a der developpements _ america.*.