Perhaps you should try some spelling variations:
innovation surveys » innovation series, innovation systems
de developpement » sme development
developpement de » developpement des, developpement durable
4 communication » 3 communication, 5.4 communication, de communication
communication 1 » communication _, communication a, communication 3
surveys spaces » surveys series, surveys since
technology 2 » technology _, technology 1, technology 3
spaces 4 » spaces _, spaces 3, spaces 1
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 2 innovation surveys spaces 4 communication 1 de developpement de farce.*.