Perhaps you should try some spelling variations:
developpement de » developpement des, developpement durable
l developpement » le developpement, de developpement, et developpement
separation unit » separation und, separation using, generation unit
der separation » order separation, air separation, ree separation
ideologie der » ideologie und, typologie der
de afrique » de l'afrique, en afrique, l afrique
unit le » unit net, unit one
le mass » ice mass, low mass, tve mass
a l » a la

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

• Adding a wildcard symbol may retrieve word variants: ideologie der separation unit le mass communication a l developpement de afrique.*.