Perhaps you should try some spelling variations:
external communication » internal communication, internal communications, personal communication
das developpement » des developpements, de developpement, du developpement
technologies der » technologies de, technologie der, technologies under
developpement en » developpement et, developpement des, developpement de
der information » insider information, sector information, labor information
communication 2 » communication _, communication a, communication 3
information 3 » information 2
gas external » goals external, vs external, its external
3 gas » _ gas, 2 gas
2 das » 1 das

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

• Adding a wildcard symbol may retrieve word variants: technologies der information 3 gas external communication 2 das developpement en afrique.*.