Perhaps you should try some spelling variations:
separation using » operation using, separation among, separation und
developpement en » developpement et, developpement des, developpement de
l developpement » le developpement, de developpement, et developpement
et separation » ree separation, _ separation, a separation
typologie et » typologie des, typologie der, typologie von
using its » using icts, using dits, using itks
its mass » its basis, its main, das 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: typologie et separation using its mass communication a l developpement en afrique.*.