Perhaps you should try some spelling variations:
lee communication » de communication, une communication, leone communications
communication 12 » communication 1, communication 2, communication 10
developpement de » developpement des, developpement durable
e developpement » de developpement, le developpement, et developpement
technologies 2 » technologies _, technologies 4
4.2 der » 2.2 der, 3.2 der
der lee » der lehre, der leute, der leyen
12 e » 12 et, 12 _, 12 a

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 4.2 der lee communication 12 e developpement de l'afrique.*.