Perhaps you should try some spelling variations:
oral communication » personal communication
communication 1.3 » communication 3.3, communication 4.3, communication 1.1
de developpement » sme development
developpement il » developpement de, developpement et, developpement du
typologien die » typologien der, typologie des, typologie der
die variation » de variation, does variation, der variation
il afrique » l afrique, en afrique
does oral » does formal, does oil
1.3 de » 1.3 die, 1.3 der, 1.3 den

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

• Adding a wildcard symbol may retrieve word variants: typologien die variation _ does oral communication 1.3 de developpement il afrique.*.