Perhaps you should try some spelling variations:
model communication » modern communication, moral communication, modeling communication
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
communication 3 » communication _, communication a
variation 6 » variation _, variations _, variation des
first model » first modest, first module, first mover
6 first » 2 first, 3 first, 1 first
3 de » 3 die, 3 der, 3 des

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

• Adding a wildcard symbol may retrieve word variants: typology _ variation 6 first model communication 3 de developpement en afrique.*.