Perhaps you should try some spelling variations:
communication model » communication media
information 3.2.2 » information 2.2.2, information 5.2.2, information 12.2.2
de developpement » sme development
4 communication » 3 communication, 5.4 communication, de communication
technologies 4 » technologies _
4 information » 2 information, 1 information
des afrique » en afrique, de l'afrique
3.2.2 der » 3.2.1 der, 3.2 der, 3.2.2 die
model de » model due, model d, model du
der 4 » der _, der e, der a

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information 3.2.2 der 4 communication model de developpement des afrique.*.