Perhaps you should try some spelling variations:
walter communication » water communication, master communication, matter communication
communication model » communication media
technologies und » technologie und, technologien und, technologies under
du developpement » de developpement, le developpement, et developpement
developpement en » developpement et, developpement des, developpement de
hands walter » hans walter, hands after, bands water
model du » model due, model d, model dal
a hands » _ hands

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

• Adding a wildcard symbol may retrieve word variants: technologies und innovation a hands walter communication model du developpement en afrique.*.