Perhaps you should try some spelling variations:
after communication » master communication, matter communication, water communication
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
technologie und » technologies 2.1
innovation 2 » innovation 1, innovation 4, innovation 3
2 years » 20 years, 25 years, 12 years
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 und innovation 2 years after communication a de developpement en afrique.*.