Perhaps you should try some spelling variations:
communication services » telecommunications services
type communication » type communications, style communication, time communication
leur developpement » le developpement, deux developpements, de developpement
transformation a » transformation _
developpement de » developpement des, developpement durable
technologie die » technologie de, technologie im, technologie der
services leur » services led, services le, services les
de africa » does africa, de america, use africa
de type » le type
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: technologie die transformation a de type communication services leur developpement de africa.*.