Perhaps you should try some spelling variations:
innovation surveys » innovation series, innovation systems
5.4 communication » de communication, data communication
de developpement » sme development
developpement de » developpement des, developpement durable
communication 1 » communication _, communication a, communication 3
surveys spaces » surveys series, surveys since
spaces 5.4 » spaces 2.4, spaces 5.3, spaces 6.4
de farce » der farce, de arce, de force
1 de » 1 die, 1 der, _ de

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

• Adding a wildcard symbol may retrieve word variants: technology _ innovation surveys spaces 5.4 communication 1 de developpement de farce.*.