Perhaps you should try some spelling variations:
waters communication » water communication, actors communication, master communication
developpement model » development model, developpement mondial, developpement manuel
der developpement » de developpement, des developpements, leur developpement
communication 3 » communication _, communication a
technologies 2 » technologies _, technologies 4
information 2 » information 3
lake waters » lake water, like water, lakes water
2 lake » _ lake, 2 lage, a lake
3 der » _ der, 2 der

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 2 lake waters communication 3 der developpement model afrique.*.