Perhaps you should try some spelling variations:
der communication » de communication, under communication, debt communication
strategy african » strategy asia, strategy pricing
communication 3 » communication _, communication a
information 29 » information 2, information 24, information 2009
3 tourism » a tourism, 1 tourism, 3.1 tourism
5.1 der » 2.1 der, 3.1 der, 1.1 der
29 5.1 » 2009 5.1

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information 29 5.1 der communication 3 tourism development strategy african.*.