Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
4.2 communications » 4.2 communication, 3.2 communication, 6.2 communication
information moral » information model, information models, information format
developpement en » developpement et, developpement des, developpement de
von information » von informationen, can information
a developpement » au developpement, de developpement, le developpement
technology von » technology vi, technology vt, technology vision
moral rule » moral rules, moral circle
rule 4.2 » rules 4.2, rule 2.2, rule 3.2
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology von information moral rule 4.2 communications costs a developpement en afrique.*.