Perhaps you should try some spelling variations:
communication cases » communication case, communication costs, communication based
based communication » brand communication, based compensation, mediated communication
des developpement » des developpements, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
information 1.2 » information 1.5.2, information 2
iv information » 2 information, 1 information
technology iv » technology ii, technology i, technology ict
rule based » rules based
1.2 rule » 1.2 role, 4.2 rule, 5.2 rule

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

• Adding a wildcard symbol may retrieve word variants: technology iv information 1.2 rule based communication cases des developpement en afrique.*.