Perhaps you should try some spelling variations:
communication modes » communication model, communication des, communication media
oral communication » personal communication
le developpement » de developpement, sme development
developpement l » developpement il, developpement la, developpement de
technologies 2 » technologies _, technologies 4
innovation 3 » innovation 1, innovation 4
l afrique » en afrique
der oral » der moral, der ort, der orte
modes le » modes de, bodies le, model led
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 innovation 3 der oral communication modes le developpement l afrique.*.