Perhaps you should try some spelling variations:
innovation failure » information failure, innovation nature, information failures
oral communication » personal communication
communication pt » communication 3, communication 1, communication 2
zu developpement » du developpement, au developpement, ou developpement
developpement l » developpement il, developpement la, developpement de
technology und » technology fund, technology used, technology use
failure de » failure mode, failures do, failure _
l afrique » en afrique
de oral » de otras, new oral

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

• Adding a wildcard symbol may retrieve word variants: technology und innovation failure de oral communication pt zu developpement l afrique.*.